Home / 57,385,654.80-86,246,443.80-49,995,344.40

Finding the Fourth Proportional to 57,385,654.80, 86,246,443.80 and 49,995,344.40

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Solution

The fourth proportional to 57,385,654.80, 86,246,443.80 and 49,995,344.40 is: 75,139,347.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,385,654.80 : 86,246,443.80 = 49,995,344.40 : x
  2. Step 2: Convert to fraction form
    57,385,654.80/86,246,443.80 = 49,995,344.40/x
  3. Step 3: Cross multiply
    57,385,654.80x = 86,246,443.80 × 49,995,344.40
  4. Step 4: Simplify right side
    57,385,654.80x = 4,311,920,661,056,244.50
  5. Step 5: Solve for x
    x = 4,311,920,661,056,244.50/57,385,654.80
  6. Step 6: Final answer
    x = 75,139,347.56

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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.