Home / 152,083,449.20-227,957,212.20-83,975,020.40

Finding the Fourth Proportional to 152,083,449.20, 227,957,212.20 and 83,975,020.40

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Solution

The fourth proportional to 152,083,449.20, 227,957,212.20 and 83,975,020.40 is: 125,869,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,083,449.20 : 227,957,212.20 = 83,975,020.40 : x
  2. Step 2: Convert to fraction form
    152,083,449.20/227,957,212.20 = 83,975,020.40/x
  3. Step 3: Cross multiply
    152,083,449.20x = 227,957,212.20 × 83,975,020.40
  4. Step 4: Simplify right side
    152,083,449.20x = 19,142,711,544,822,128
  5. Step 5: Solve for x
    x = 19,142,711,544,822,128/152,083,449.20
  6. Step 6: Final answer
    x = 125,869,788.23

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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.