Home / 89,631,314.40-134,446,971.60-88,781,008.80

Finding the Fourth Proportional to 89,631,314.40, 134,446,971.60 and 88,781,008.80

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Solution

The fourth proportional to 89,631,314.40, 134,446,971.60 and 88,781,008.80 is: 133,171,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,631,314.40 : 134,446,971.60 = 88,781,008.80 : x
  2. Step 2: Convert to fraction form
    89,631,314.40/134,446,971.60 = 88,781,008.80/x
  3. Step 3: Cross multiply
    89,631,314.40x = 134,446,971.60 × 88,781,008.80
  4. Step 4: Simplify right side
    89,631,314.40x = 11,936,337,768,752,950
  5. Step 5: Solve for x
    x = 11,936,337,768,752,950/89,631,314.40
  6. Step 6: Final answer
    x = 133,171,513.20

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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.