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Finding the Third Proportional to 67,184,674 and 147,386,372

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Solution

The third proportional to 67,184,674 and 147,386,372 is: 323,328,839.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,184,674 : 147,386,372 = 147,386,372 : x
  2. Step 2: Convert to fraction form
    67,184,674/147,386,372 = 147,386,372/x
  3. Step 3: Cross multiply
    67,184,674x = 147,386,372 × 147,386,372
  4. Step 4: Simplify right side
    67,184,674x = 21,722,742,651,322,384
  5. Step 5: Solve for x
    x = 21,722,742,651,322,384/67,184,674
  6. Step 6: Final answer
    x = 323,328,839.12

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.