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Finding the Third Proportional to 63,708,421.50 and 98,379,112.50

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Solution

The third proportional to 63,708,421.50 and 98,379,112.50 is: 151,917,902.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,708,421.50 : 98,379,112.50 = 98,379,112.50 : x
  2. Step 2: Convert to fraction form
    63,708,421.50/98,379,112.50 = 98,379,112.50/x
  3. Step 3: Cross multiply
    63,708,421.50x = 98,379,112.50 × 98,379,112.50
  4. Step 4: Simplify right side
    63,708,421.50x = 9,678,449,776,287,656
  5. Step 5: Solve for x
    x = 9,678,449,776,287,656/63,708,421.50
  6. Step 6: Final answer
    x = 151,917,902.66

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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.