Home / 102,304,781.60-141,178,946.64-55,894,036.64

Finding the Fourth Proportional to 102,304,781.60, 141,178,946.64 and 55,894,036.64

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Solution

The fourth proportional to 102,304,781.60, 141,178,946.64 and 55,894,036.64 is: 77,132,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,304,781.60 : 141,178,946.64 = 55,894,036.64 : x
  2. Step 2: Convert to fraction form
    102,304,781.60/141,178,946.64 = 55,894,036.64/x
  3. Step 3: Cross multiply
    102,304,781.60x = 141,178,946.64 × 55,894,036.64
  4. Step 4: Simplify right side
    102,304,781.60x = 7,891,061,216,292,764
  5. Step 5: Solve for x
    x = 7,891,061,216,292,764/102,304,781.60
  6. Step 6: Final answer
    x = 77,132,868.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.