Home / 103,680,730.70-155,446,446.45-58,256,449.10

Finding the Fourth Proportional to 103,680,730.70, 155,446,446.45 and 58,256,449.10

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Solution

The fourth proportional to 103,680,730.70, 155,446,446.45 and 58,256,449.10 is: 87,342,729.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,680,730.70 : 155,446,446.45 = 58,256,449.10 : x
  2. Step 2: Convert to fraction form
    103,680,730.70/155,446,446.45 = 58,256,449.10/x
  3. Step 3: Cross multiply
    103,680,730.70x = 155,446,446.45 × 58,256,449.10
  4. Step 4: Simplify right side
    103,680,730.70x = 9,055,757,995,390,300
  5. Step 5: Solve for x
    x = 9,055,757,995,390,300/103,680,730.70
  6. Step 6: Final answer
    x = 87,342,729.30

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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.