Home / 102,304,782.60-141,178,948.02-55,894,037.64

Finding the Fourth Proportional to 102,304,782.60, 141,178,948.02 and 55,894,037.64

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Solution

The fourth proportional to 102,304,782.60, 141,178,948.02 and 55,894,037.64 is: 77,132,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,304,782.60 : 141,178,948.02 = 55,894,037.64 : x
  2. Step 2: Convert to fraction form
    102,304,782.60/141,178,948.02 = 55,894,037.64/x
  3. Step 3: Cross multiply
    102,304,782.60x = 141,178,948.02 × 55,894,037.64
  4. Step 4: Simplify right side
    102,304,782.60x = 7,891,061,434,605,484
  5. Step 5: Solve for x
    x = 7,891,061,434,605,484/102,304,782.60
  6. Step 6: Final answer
    x = 77,132,869.39

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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.