Home / 531,516,900.30-797,682,285.56-240,588,331.17

Finding the Fourth Proportional to 531,516,900.30, 797,682,285.56 and 240,588,331.17

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Solution

The fourth proportional to 531,516,900.30, 797,682,285.56 and 240,588,331.17 is: 361,066,693.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,516,900.30 : 797,682,285.56 = 240,588,331.17 : x
  2. Step 2: Convert to fraction form
    531,516,900.30/797,682,285.56 = 240,588,331.17/x
  3. Step 3: Cross multiply
    531,516,900.30x = 797,682,285.56 × 240,588,331.17
  4. Step 4: Simplify right side
    531,516,900.30x = 191,913,049,886,751,776
  5. Step 5: Solve for x
    x = 191,913,049,886,751,776/531,516,900.30
  6. Step 6: Final answer
    x = 361,066,693.79

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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.