Home / 83,016,501.60-124,356,790.80-57,486,338.40

Finding the Fourth Proportional to 83,016,501.60, 124,356,790.80 and 57,486,338.40

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Solution

The fourth proportional to 83,016,501.60, 124,356,790.80 and 57,486,338.40 is: 86,113,199.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,016,501.60 : 124,356,790.80 = 57,486,338.40 : x
  2. Step 2: Convert to fraction form
    83,016,501.60/124,356,790.80 = 57,486,338.40/x
  3. Step 3: Cross multiply
    83,016,501.60x = 124,356,790.80 × 57,486,338.40
  4. Step 4: Simplify right side
    83,016,501.60x = 7,148,816,558,266,806
  5. Step 5: Solve for x
    x = 7,148,816,558,266,806/83,016,501.60
  6. Step 6: Final answer
    x = 86,113,199.43

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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.