Home / 125,512,084.80-188,335,000.80-48,837,614.40

Finding the Fourth Proportional to 125,512,084.80, 188,335,000.80 and 48,837,614.40

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Solution

The fourth proportional to 125,512,084.80, 188,335,000.80 and 48,837,614.40 is: 73,282,442.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,512,084.80 : 188,335,000.80 = 48,837,614.40 : x
  2. Step 2: Convert to fraction form
    125,512,084.80/188,335,000.80 = 48,837,614.40/x
  3. Step 3: Cross multiply
    125,512,084.80x = 188,335,000.80 × 48,837,614.40
  4. Step 4: Simplify right side
    125,512,084.80x = 9,197,832,147,094,092
  5. Step 5: Solve for x
    x = 9,197,832,147,094,092/125,512,084.80
  6. Step 6: Final answer
    x = 73,282,442.58

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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.