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Finding the Third Proportional to 74,718,946 and 162,191,792

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Solution

The third proportional to 74,718,946 and 162,191,792 is: 352,068,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,718,946 : 162,191,792 = 162,191,792 : x
  2. Step 2: Convert to fraction form
    74,718,946/162,191,792 = 162,191,792/x
  3. Step 3: Cross multiply
    74,718,946x = 162,191,792 × 162,191,792
  4. Step 4: Simplify right side
    74,718,946x = 26,306,177,392,171,264
  5. Step 5: Solve for x
    x = 26,306,177,392,171,264/74,718,946
  6. Step 6: Final answer
    x = 352,068,368.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.