Home / 1,259,345,794.20-1,889,814,953.70-741,775,234.20

Finding the Fourth Proportional to 1,259,345,794.20, 1,889,814,953.70 and 741,775,234.20

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Solution

The fourth proportional to 1,259,345,794.20, 1,889,814,953.70 and 741,775,234.20 is: 1,113,131,862.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,345,794.20 : 1,889,814,953.70 = 741,775,234.20 : x
  2. Step 2: Convert to fraction form
    1,259,345,794.20/1,889,814,953.70 = 741,775,234.20/x
  3. Step 3: Cross multiply
    1,259,345,794.20x = 1,889,814,953.70 × 741,775,234.20
  4. Step 4: Simplify right side
    1,259,345,794.20x = 1,401,817,929,875,479,808
  5. Step 5: Solve for x
    x = 1,401,817,929,875,479,808/1,259,345,794.20
  6. Step 6: Final answer
    x = 1,113,131,862.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.