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Finding the Third Proportional to 46,690,132 and 74,588,478

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Solution

The third proportional to 46,690,132 and 74,588,478 is: 119,156,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,690,132 : 74,588,478 = 74,588,478 : x
  2. Step 2: Convert to fraction form
    46,690,132/74,588,478 = 74,588,478/x
  3. Step 3: Cross multiply
    46,690,132x = 74,588,478 × 74,588,478
  4. Step 4: Simplify right side
    46,690,132x = 5,563,441,050,356,484
  5. Step 5: Solve for x
    x = 5,563,441,050,356,484/46,690,132
  6. Step 6: Final answer
    x = 119,156,678.55

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.