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Finding the Third Proportional to 239,895,837.50 and 368,573,440.50

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Solution

The third proportional to 239,895,837.50 and 368,573,440.50 is: 566,272,355.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,895,837.50 : 368,573,440.50 = 368,573,440.50 : x
  2. Step 2: Convert to fraction form
    239,895,837.50/368,573,440.50 = 368,573,440.50/x
  3. Step 3: Cross multiply
    239,895,837.50x = 368,573,440.50 × 368,573,440.50
  4. Step 4: Simplify right side
    239,895,837.50x = 135,846,381,042,007,040
  5. Step 5: Solve for x
    x = 135,846,381,042,007,040/239,895,837.50
  6. Step 6: Final answer
    x = 566,272,355.78

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.