Home / 178,680,048.12-268,063,160.13-62,078,433.21

Finding the Fourth Proportional to 178,680,048.12, 268,063,160.13 and 62,078,433.21

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Solution

The fourth proportional to 178,680,048.12, 268,063,160.13 and 62,078,433.21 is: 93,132,619.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,680,048.12 : 268,063,160.13 = 62,078,433.21 : x
  2. Step 2: Convert to fraction form
    178,680,048.12/268,063,160.13 = 62,078,433.21/x
  3. Step 3: Cross multiply
    178,680,048.12x = 268,063,160.13 × 62,078,433.21
  4. Step 4: Simplify right side
    178,680,048.12x = 16,640,940,982,191,740
  5. Step 5: Solve for x
    x = 16,640,940,982,191,740/178,680,048.12
  6. Step 6: Final answer
    x = 93,132,619.77

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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.