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Finding the Third Proportional to 84,133,872 and 125,864,490

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Solution

The third proportional to 84,133,872 and 125,864,490 is: 188,293,602.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,133,872 : 125,864,490 = 125,864,490 : x
  2. Step 2: Convert to fraction form
    84,133,872/125,864,490 = 125,864,490/x
  3. Step 3: Cross multiply
    84,133,872x = 125,864,490 × 125,864,490
  4. Step 4: Simplify right side
    84,133,872x = 15,841,869,842,960,100
  5. Step 5: Solve for x
    x = 15,841,869,842,960,100/84,133,872
  6. Step 6: Final answer
    x = 188,293,602.40

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.