Home / 1,373,749,298.92-1,895,601,794.34-928,681,074.28

Finding the Fourth Proportional to 1,373,749,298.92, 1,895,601,794.34 and 928,681,074.28

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Solution

The fourth proportional to 1,373,749,298.92, 1,895,601,794.34 and 928,681,074.28 is: 1,281,463,446.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,373,749,298.92 : 1,895,601,794.34 = 928,681,074.28 : x
  2. Step 2: Convert to fraction form
    1,373,749,298.92/1,895,601,794.34 = 928,681,074.28/x
  3. Step 3: Cross multiply
    1,373,749,298.92x = 1,895,601,794.34 × 928,681,074.28
  4. Step 4: Simplify right side
    1,373,749,298.92x = 1,760,409,510,774,766,592
  5. Step 5: Solve for x
    x = 1,760,409,510,774,766,592/1,373,749,298.92
  6. Step 6: Final answer
    x = 1,281,463,446.18

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Double scale
Find fourth proportional to 1,373,749,299.92, 1,895,601,795.72 and 928,681,075.28
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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.