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Finding the Third Proportional to 59,930,924 and 128,957,578

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Solution

The third proportional to 59,930,924 and 128,957,578 is: 277,487,077.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,930,924 : 128,957,578 = 128,957,578 : x
  2. Step 2: Convert to fraction form
    59,930,924/128,957,578 = 128,957,578/x
  3. Step 3: Cross multiply
    59,930,924x = 128,957,578 × 128,957,578
  4. Step 4: Simplify right side
    59,930,924x = 16,630,056,923,626,084
  5. Step 5: Solve for x
    x = 16,630,056,923,626,084/59,930,924
  6. Step 6: Final answer
    x = 277,487,077.02

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.