Home / 144,103,140.46-216,167,998.77-47,059,356.66

Finding the Fourth Proportional to 144,103,140.46, 216,167,998.77 and 47,059,356.66

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Solution

The fourth proportional to 144,103,140.46, 216,167,998.77 and 47,059,356.66 is: 70,593,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,103,140.46 : 216,167,998.77 = 47,059,356.66 : x
  2. Step 2: Convert to fraction form
    144,103,140.46/216,167,998.77 = 47,059,356.66/x
  3. Step 3: Cross multiply
    144,103,140.46x = 216,167,998.77 × 47,059,356.66
  4. Step 4: Simplify right side
    144,103,140.46x = 10,172,726,951,279,734
  5. Step 5: Solve for x
    x = 10,172,726,951,279,734/144,103,140.46
  6. Step 6: Final answer
    x = 70,593,374.43

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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.