Home / 317,399,035.70-476,098,553.55-87,403,618.10

Finding the Fourth Proportional to 317,399,035.70, 476,098,553.55 and 87,403,618.10

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Solution

The fourth proportional to 317,399,035.70, 476,098,553.55 and 87,403,618.10 is: 131,105,427.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,399,035.70 : 476,098,553.55 = 87,403,618.10 : x
  2. Step 2: Convert to fraction form
    317,399,035.70/476,098,553.55 = 87,403,618.10/x
  3. Step 3: Cross multiply
    317,399,035.70x = 476,098,553.55 × 87,403,618.10
  4. Step 4: Simplify right side
    317,399,035.70x = 41,612,736,152,446,600
  5. Step 5: Solve for x
    x = 41,612,736,152,446,600/317,399,035.70
  6. Step 6: Final answer
    x = 131,105,427.15

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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.