Home / 98,253,045.60-147,379,568.40-88,687,107.60

Finding the Fourth Proportional to 98,253,045.60, 147,379,568.40 and 88,687,107.60

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Solution

The fourth proportional to 98,253,045.60, 147,379,568.40 and 88,687,107.60 is: 133,030,661.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,253,045.60 : 147,379,568.40 = 88,687,107.60 : x
  2. Step 2: Convert to fraction form
    98,253,045.60/147,379,568.40 = 88,687,107.60/x
  3. Step 3: Cross multiply
    98,253,045.60x = 147,379,568.40 × 88,687,107.60
  4. Step 4: Simplify right side
    98,253,045.60x = 13,070,667,640,732,360
  5. Step 5: Solve for x
    x = 13,070,667,640,732,360/98,253,045.60
  6. Step 6: Final answer
    x = 133,030,661.40

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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.