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Finding the Third Proportional to 63,503,688 and 89,430,189

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Solution

The third proportional to 63,503,688 and 89,430,189 is: 125,941,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503,688 : 89,430,189 = 89,430,189 : x
  2. Step 2: Convert to fraction form
    63,503,688/89,430,189 = 89,430,189/x
  3. Step 3: Cross multiply
    63,503,688x = 89,430,189 × 89,430,189
  4. Step 4: Simplify right side
    63,503,688x = 7,997,758,704,575,721
  5. Step 5: Solve for x
    x = 7,997,758,704,575,721/63,503,688
  6. Step 6: Final answer
    x = 125,941,641.45

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.