Home / 204,078,379.60-306,117,569.40-82,996,728.40

Finding the Fourth Proportional to 204,078,379.60, 306,117,569.40 and 82,996,728.40

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Solution

The fourth proportional to 204,078,379.60, 306,117,569.40 and 82,996,728.40 is: 124,495,092.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,078,379.60 : 306,117,569.40 = 82,996,728.40 : x
  2. Step 2: Convert to fraction form
    204,078,379.60/306,117,569.40 = 82,996,728.40/x
  3. Step 3: Cross multiply
    204,078,379.60x = 306,117,569.40 × 82,996,728.40
  4. Step 4: Simplify right side
    204,078,379.60x = 25,406,756,765,959,952
  5. Step 5: Solve for x
    x = 25,406,756,765,959,952/204,078,379.60
  6. Step 6: Final answer
    x = 124,495,092.60

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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.