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Finding the Third Proportional to 102,328,726 and 157,445,374

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Solution

The third proportional to 102,328,726 and 157,445,374 is: 242,249,139.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,328,726 : 157,445,374 = 157,445,374 : x
  2. Step 2: Convert to fraction form
    102,328,726/157,445,374 = 157,445,374/x
  3. Step 3: Cross multiply
    102,328,726x = 157,445,374 × 157,445,374
  4. Step 4: Simplify right side
    102,328,726x = 24,789,045,793,999,876
  5. Step 5: Solve for x
    x = 24,789,045,793,999,876/102,328,726
  6. Step 6: Final answer
    x = 242,249,139.25

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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.