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Finding the Fourth Proportional to 239,157,472.86, 358,736,213.61 and 57,404,650.86

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Solution

The fourth proportional to 239,157,472.86, 358,736,213.61 and 57,404,650.86 is: 86,106,977.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,157,472.86 : 358,736,213.61 = 57,404,650.86 : x
  2. Step 2: Convert to fraction form
    239,157,472.86/358,736,213.61 = 57,404,650.86/x
  3. Step 3: Cross multiply
    239,157,472.86x = 358,736,213.61 × 57,404,650.86
  4. Step 4: Simplify right side
    239,157,472.86x = 20,593,127,093,120,432
  5. Step 5: Solve for x
    x = 20,593,127,093,120,432/239,157,472.86
  6. Step 6: Final answer
    x = 86,106,977.33

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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.