Home / 98,496,617.60-147,744,926.40-57,681,948.80

Finding the Fourth Proportional to 98,496,617.60, 147,744,926.40 and 57,681,948.80

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Solution

The fourth proportional to 98,496,617.60, 147,744,926.40 and 57,681,948.80 is: 86,522,923.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,617.60 : 147,744,926.40 = 57,681,948.80 : x
  2. Step 2: Convert to fraction form
    98,496,617.60/147,744,926.40 = 57,681,948.80/x
  3. Step 3: Cross multiply
    98,496,617.60x = 147,744,926.40 × 57,681,948.80
  4. Step 4: Simplify right side
    98,496,617.60x = 8,522,215,280,064,568
  5. Step 5: Solve for x
    x = 8,522,215,280,064,568/98,496,617.60
  6. Step 6: Final answer
    x = 86,522,923.20

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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.