Home / 103,664,673-155,522,585.13-30,881,170.86

Finding the Fourth Proportional to 103,664,673, 155,522,585.13 and 30,881,170.86

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Solution

The fourth proportional to 103,664,673, 155,522,585.13 and 30,881,170.86 is: 46,329,375.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,664,673 : 155,522,585.13 = 30,881,170.86 : x
  2. Step 2: Convert to fraction form
    103,664,673/155,522,585.13 = 30,881,170.86/x
  3. Step 3: Cross multiply
    103,664,673x = 155,522,585.13 × 30,881,170.86
  4. Step 4: Simplify right side
    103,664,673x = 4,802,719,523,988,425
  5. Step 5: Solve for x
    x = 4,802,719,523,988,425/103,664,673
  6. Step 6: Final answer
    x = 46,329,375.14

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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.