Home / 98,496,002.60-147,744,003.90-65,617,519.40

Finding the Fourth Proportional to 98,496,002.60, 147,744,003.90 and 65,617,519.40

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Solution

The fourth proportional to 98,496,002.60, 147,744,003.90 and 65,617,519.40 is: 98,426,279.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,002.60 : 147,744,003.90 = 65,617,519.40 : x
  2. Step 2: Convert to fraction form
    98,496,002.60/147,744,003.90 = 65,617,519.40/x
  3. Step 3: Cross multiply
    98,496,002.60x = 147,744,003.90 × 65,617,519.40
  4. Step 4: Simplify right side
    98,496,002.60x = 9,694,595,042,141,926
  5. Step 5: Solve for x
    x = 9,694,595,042,141,926/98,496,002.60
  6. Step 6: Final answer
    x = 98,426,279.10

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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.