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Finding the Third Proportional to 61,434,281 and 131,985,877

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Solution

The third proportional to 61,434,281 and 131,985,877 is: 283,559,462.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,434,281 : 131,985,877 = 131,985,877 : x
  2. Step 2: Convert to fraction form
    61,434,281/131,985,877 = 131,985,877/x
  3. Step 3: Cross multiply
    61,434,281x = 131,985,877 × 131,985,877
  4. Step 4: Simplify right side
    61,434,281x = 17,420,271,727,459,128
  5. Step 5: Solve for x
    x = 17,420,271,727,459,128/61,434,281
  6. Step 6: Final answer
    x = 283,559,462.96

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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.