Home / 75,098,448.74-112,445,850.57-47,656,164.11

Finding the Fourth Proportional to 75,098,448.74, 112,445,850.57 and 47,656,164.11

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Solution

The fourth proportional to 75,098,448.74, 112,445,850.57 and 47,656,164.11 is: 71,356,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,098,448.74 : 112,445,850.57 = 47,656,164.11 : x
  2. Step 2: Convert to fraction form
    75,098,448.74/112,445,850.57 = 47,656,164.11/x
  3. Step 3: Cross multiply
    75,098,448.74x = 112,445,850.57 × 47,656,164.11
  4. Step 4: Simplify right side
    75,098,448.74x = 5,358,737,907,690,227
  5. Step 5: Solve for x
    x = 5,358,737,907,690,227/75,098,448.74
  6. Step 6: Final answer
    x = 71,356,173.10

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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.