Home / 89,280,048.30-133,920,072.45-38,167,233.90

Finding the Fourth Proportional to 89,280,048.30, 133,920,072.45 and 38,167,233.90

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Solution

The fourth proportional to 89,280,048.30, 133,920,072.45 and 38,167,233.90 is: 57,250,850.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,280,048.30 : 133,920,072.45 = 38,167,233.90 : x
  2. Step 2: Convert to fraction form
    89,280,048.30/133,920,072.45 = 38,167,233.90/x
  3. Step 3: Cross multiply
    89,280,048.30x = 133,920,072.45 × 38,167,233.90
  4. Step 4: Simplify right side
    89,280,048.30x = 5,111,358,729,104,096
  5. Step 5: Solve for x
    x = 5,111,358,729,104,096/89,280,048.30
  6. Step 6: Final answer
    x = 57,250,850.85

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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.