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Finding the Third Proportional to 74,638,332 and 116,830,377

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Solution

The third proportional to 74,638,332 and 116,830,377 is: 182,873,017.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,638,332 : 116,830,377 = 116,830,377 : x
  2. Step 2: Convert to fraction form
    74,638,332/116,830,377 = 116,830,377/x
  3. Step 3: Cross multiply
    74,638,332x = 116,830,377 × 116,830,377
  4. Step 4: Simplify right side
    74,638,332x = 13,649,336,989,962,128
  5. Step 5: Solve for x
    x = 13,649,336,989,962,128/74,638,332
  6. Step 6: Final answer
    x = 182,873,017.45

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.