Home / 101,499,264-140,005,255.68-60,216,929.28

Finding the Fourth Proportional to 101,499,264, 140,005,255.68 and 60,216,929.28

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Solution

The fourth proportional to 101,499,264, 140,005,255.68 and 60,216,929.28 is: 83,061,553.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,499,264 : 140,005,255.68 = 60,216,929.28 : x
  2. Step 2: Convert to fraction form
    101,499,264/140,005,255.68 = 60,216,929.28/x
  3. Step 3: Cross multiply
    101,499,264x = 140,005,255.68 × 60,216,929.28
  4. Step 4: Simplify right side
    101,499,264x = 8,430,686,580,110,879
  5. Step 5: Solve for x
    x = 8,430,686,580,110,879/101,499,264
  6. Step 6: Final answer
    x = 83,061,553.83

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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.