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Finding the Third Proportional to 57,790,942 and 84,770,574

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Solution

The third proportional to 57,790,942 and 84,770,574 is: 124,345,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,790,942 : 84,770,574 = 84,770,574 : x
  2. Step 2: Convert to fraction form
    57,790,942/84,770,574 = 84,770,574/x
  3. Step 3: Cross multiply
    57,790,942x = 84,770,574 × 84,770,574
  4. Step 4: Simplify right side
    57,790,942x = 7,186,050,216,289,476
  5. Step 5: Solve for x
    x = 7,186,050,216,289,476/57,790,942
  6. Step 6: Final answer
    x = 124,345,614.86

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.