Home / 144,951,875.01-199,957,359.11-86,172,734.61

Finding the Fourth Proportional to 144,951,875.01, 199,957,359.11 and 86,172,734.61

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Solution

The fourth proportional to 144,951,875.01, 199,957,359.11 and 86,172,734.61 is: 118,873,056.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,951,875.01 : 199,957,359.11 = 86,172,734.61 : x
  2. Step 2: Convert to fraction form
    144,951,875.01/199,957,359.11 = 86,172,734.61/x
  3. Step 3: Cross multiply
    144,951,875.01x = 199,957,359.11 × 86,172,734.61
  4. Step 4: Simplify right side
    144,951,875.01x = 17,230,872,439,471,632
  5. Step 5: Solve for x
    x = 17,230,872,439,471,632/144,951,875.01
  6. Step 6: Final answer
    x = 118,873,056.58

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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.