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Finding the Third Proportional to 58,153,020 and 126,867,672

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Solution

The third proportional to 58,153,020 and 126,867,672 is: 276,776,789.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,153,020 : 126,867,672 = 126,867,672 : x
  2. Step 2: Convert to fraction form
    58,153,020/126,867,672 = 126,867,672/x
  3. Step 3: Cross multiply
    58,153,020x = 126,867,672 × 126,867,672
  4. Step 4: Simplify right side
    58,153,020x = 16,095,406,198,699,584
  5. Step 5: Solve for x
    x = 16,095,406,198,699,584/58,153,020
  6. Step 6: Final answer
    x = 276,776,789.90

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.