Home / 83,473,045.64-125,209,572.35-57,185,960.12

Finding the Fourth Proportional to 83,473,045.64, 125,209,572.35 and 57,185,960.12

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Solution

The fourth proportional to 83,473,045.64, 125,209,572.35 and 57,185,960.12 is: 85,778,942.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,473,045.64 : 125,209,572.35 = 57,185,960.12 : x
  2. Step 2: Convert to fraction form
    83,473,045.64/125,209,572.35 = 57,185,960.12/x
  3. Step 3: Cross multiply
    83,473,045.64x = 125,209,572.35 × 57,185,960.12
  4. Step 4: Simplify right side
    83,473,045.64x = 7,160,229,610,950,778
  5. Step 5: Solve for x
    x = 7,160,229,610,950,778/83,473,045.64
  6. Step 6: Final answer
    x = 85,778,942.84

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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.