Home / 96,543,837.60-144,815,756.40-55,729,168.80

Finding the Fourth Proportional to 96,543,837.60, 144,815,756.40 and 55,729,168.80

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Solution

The fourth proportional to 96,543,837.60, 144,815,756.40 and 55,729,168.80 is: 83,593,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,543,837.60 : 144,815,756.40 = 55,729,168.80 : x
  2. Step 2: Convert to fraction form
    96,543,837.60/144,815,756.40 = 55,729,168.80/x
  3. Step 3: Cross multiply
    96,543,837.60x = 144,815,756.40 × 55,729,168.80
  4. Step 4: Simplify right side
    96,543,837.60x = 8,070,461,733,315,280
  5. Step 5: Solve for x
    x = 8,070,461,733,315,280/96,543,837.60
  6. Step 6: Final answer
    x = 83,593,753.20

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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.