Home / 103,680,648.10-155,520,972.15-35,500,680.10

Finding the Fourth Proportional to 103,680,648.10, 155,520,972.15 and 35,500,680.10

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Solution

The fourth proportional to 103,680,648.10, 155,520,972.15 and 35,500,680.10 is: 53,251,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680,648.10 : 155,520,972.15 = 35,500,680.10 : x
  2. Step 2: Convert to fraction form
    103,680,648.10/155,520,972.15 = 35,500,680.10/x
  3. Step 3: Cross multiply
    103,680,648.10x = 155,520,972.15 × 35,500,680.10
  4. Step 4: Simplify right side
    103,680,648.10x = 5,521,100,281,138,160
  5. Step 5: Solve for x
    x = 5,521,100,281,138,160/103,680,648.10
  6. Step 6: Final answer
    x = 53,251,020.15

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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.