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Finding the Third Proportional to 356,732,570 and 545,760,890

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Solution

The third proportional to 356,732,570 and 545,760,890 is: 834,953,054.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,732,570 : 545,760,890 = 545,760,890 : x
  2. Step 2: Convert to fraction form
    356,732,570/545,760,890 = 545,760,890/x
  3. Step 3: Cross multiply
    356,732,570x = 545,760,890 × 545,760,890
  4. Step 4: Simplify right side
    356,732,570x = 297,854,949,053,592,128
  5. Step 5: Solve for x
    x = 297,854,949,053,592,128/356,732,570
  6. Step 6: Final answer
    x = 834,953,054.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.