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Finding the Third Proportional to 47,236,432 and 70,608,729

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Solution

The third proportional to 47,236,432 and 70,608,729 is: 105,545,495.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,236,432 : 70,608,729 = 70,608,729 : x
  2. Step 2: Convert to fraction form
    47,236,432/70,608,729 = 70,608,729/x
  3. Step 3: Cross multiply
    47,236,432x = 70,608,729 × 70,608,729
  4. Step 4: Simplify right side
    47,236,432x = 4,985,592,610,995,441
  5. Step 5: Solve for x
    x = 4,985,592,610,995,441/47,236,432
  6. Step 6: Final answer
    x = 105,545,495.29

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.