Home / 148,299,143.22-222,292,998.15-49,896,689.52

Finding the Fourth Proportional to 148,299,143.22, 222,292,998.15 and 49,896,689.52

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Solution

The fourth proportional to 148,299,143.22, 222,292,998.15 and 49,896,689.52 is: 74,792,641.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,299,143.22 : 222,292,998.15 = 49,896,689.52 : x
  2. Step 2: Convert to fraction form
    148,299,143.22/222,292,998.15 = 49,896,689.52/x
  3. Step 3: Cross multiply
    148,299,143.22x = 222,292,998.15 × 49,896,689.52
  4. Step 4: Simplify right side
    148,299,143.22x = 11,091,684,711,160,486
  5. Step 5: Solve for x
    x = 11,091,684,711,160,486/148,299,143.22
  6. Step 6: Final answer
    x = 74,792,641.89

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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.