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Finding the Third Proportional to 38,872,240 and 89,991,682

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Solution

The third proportional to 38,872,240 and 89,991,682 is: 208,336,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,872,240 : 89,991,682 = 89,991,682 : x
  2. Step 2: Convert to fraction form
    38,872,240/89,991,682 = 89,991,682/x
  3. Step 3: Cross multiply
    38,872,240x = 89,991,682 × 89,991,682
  4. Step 4: Simplify right side
    38,872,240x = 8,098,502,829,189,124
  5. Step 5: Solve for x
    x = 8,098,502,829,189,124/38,872,240
  6. Step 6: Final answer
    x = 208,336,407.40

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.