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Finding the Third Proportional to 153,317,479 and 334,383,808

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Solution

The third proportional to 153,317,479 and 334,383,808 is: 729,287,565.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,317,479 : 334,383,808 = 334,383,808 : x
  2. Step 2: Convert to fraction form
    153,317,479/334,383,808 = 334,383,808/x
  3. Step 3: Cross multiply
    153,317,479x = 334,383,808 × 334,383,808
  4. Step 4: Simplify right side
    153,317,479x = 111,812,531,052,580,864
  5. Step 5: Solve for x
    x = 111,812,531,052,580,864/153,317,479
  6. Step 6: Final answer
    x = 729,287,565.79

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.