Home / 89,039,882.10-133,559,823.15-66,081,630.90

Finding the Fourth Proportional to 89,039,882.10, 133,559,823.15 and 66,081,630.90

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Solution

The fourth proportional to 89,039,882.10, 133,559,823.15 and 66,081,630.90 is: 99,122,446.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,039,882.10 : 133,559,823.15 = 66,081,630.90 : x
  2. Step 2: Convert to fraction form
    89,039,882.10/133,559,823.15 = 66,081,630.90/x
  3. Step 3: Cross multiply
    89,039,882.10x = 133,559,823.15 × 66,081,630.90
  4. Step 4: Simplify right side
    89,039,882.10x = 8,825,850,936,467,576
  5. Step 5: Solve for x
    x = 8,825,850,936,467,576/89,039,882.10
  6. Step 6: Final answer
    x = 99,122,446.35

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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.