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Finding the Third Proportional to 48,217,342 and 72,774,402

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Solution

The third proportional to 48,217,342 and 72,774,402 is: 109,838,356.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,217,342 : 72,774,402 = 72,774,402 : x
  2. Step 2: Convert to fraction form
    48,217,342/72,774,402 = 72,774,402/x
  3. Step 3: Cross multiply
    48,217,342x = 72,774,402 × 72,774,402
  4. Step 4: Simplify right side
    48,217,342x = 5,296,113,586,457,604
  5. Step 5: Solve for x
    x = 5,296,113,586,457,604/48,217,342
  6. Step 6: Final answer
    x = 109,838,356.22

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.