Home / 149,772,003.20-224,732,654.40-85,125,449.60

Finding the Fourth Proportional to 149,772,003.20, 224,732,654.40 and 85,125,449.60

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Solution

The fourth proportional to 149,772,003.20, 224,732,654.40 and 85,125,449.60 is: 127,730,602.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,772,003.20 : 224,732,654.40 = 85,125,449.60 : x
  2. Step 2: Convert to fraction form
    149,772,003.20/224,732,654.40 = 85,125,449.60/x
  3. Step 3: Cross multiply
    149,772,003.20x = 224,732,654.40 × 85,125,449.60
  4. Step 4: Simplify right side
    149,772,003.20x = 19,130,468,245,601,416
  5. Step 5: Solve for x
    x = 19,130,468,245,601,416/149,772,003.20
  6. Step 6: Final answer
    x = 127,730,602.76

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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.