Home / 2,280,702,140.92-3,147,368,981.34-1,237,660,604.92

Finding the Fourth Proportional to 2,280,702,140.92, 3,147,368,981.34 and 1,237,660,604.92

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Solution

The fourth proportional to 2,280,702,140.92, 3,147,368,981.34 and 1,237,660,604.92 is: 1,707,971,649.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280,702,140.92 : 3,147,368,981.34 = 1,237,660,604.92 : x
  2. Step 2: Convert to fraction form
    2,280,702,140.92/3,147,368,981.34 = 1,237,660,604.92/x
  3. Step 3: Cross multiply
    2,280,702,140.92x = 3,147,368,981.34 × 1,237,660,604.92
  4. Step 4: Simplify right side
    2,280,702,140.92x = 3,895,374,597,351,709,184
  5. Step 5: Solve for x
    x = 3,895,374,597,351,709,184/2,280,702,140.92
  6. Step 6: Final answer
    x = 1,707,971,649.37

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Half scale
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Double scale
Find fourth proportional to 2,280,702,141.92, 3,147,368,982.72 and 1,237,660,605.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.