Home / 204,532,381.60-306,798,572.40-147,425,437.60

Finding the Fourth Proportional to 204,532,381.60, 306,798,572.40 and 147,425,437.60

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Solution

The fourth proportional to 204,532,381.60, 306,798,572.40 and 147,425,437.60 is: 221,138,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,532,381.60 : 306,798,572.40 = 147,425,437.60 : x
  2. Step 2: Convert to fraction form
    204,532,381.60/306,798,572.40 = 147,425,437.60/x
  3. Step 3: Cross multiply
    204,532,381.60x = 306,798,572.40 × 147,425,437.60
  4. Step 4: Simplify right side
    204,532,381.60x = 45,229,913,791,125,280
  5. Step 5: Solve for x
    x = 45,229,913,791,125,280/204,532,381.60
  6. Step 6: Final answer
    x = 221,138,156.40

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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.