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Finding the Third Proportional to 148,443,885 and 307,070,442

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Solution

The third proportional to 148,443,885 and 307,070,442 is: 635,204,719.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,443,885 : 307,070,442 = 307,070,442 : x
  2. Step 2: Convert to fraction form
    148,443,885/307,070,442 = 307,070,442/x
  3. Step 3: Cross multiply
    148,443,885x = 307,070,442 × 307,070,442
  4. Step 4: Simplify right side
    148,443,885x = 94,292,256,350,075,360
  5. Step 5: Solve for x
    x = 94,292,256,350,075,360/148,443,885
  6. Step 6: Final answer
    x = 635,204,719.62

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.