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Finding the Third Proportional to 119,287,926 and 260,905,068

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Solution

The third proportional to 119,287,926 and 260,905,068 is: 570,648,319.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,287,926 : 260,905,068 = 260,905,068 : x
  2. Step 2: Convert to fraction form
    119,287,926/260,905,068 = 260,905,068/x
  3. Step 3: Cross multiply
    119,287,926x = 260,905,068 × 260,905,068
  4. Step 4: Simplify right side
    119,287,926x = 68,071,454,508,084,624
  5. Step 5: Solve for x
    x = 68,071,454,508,084,624/119,287,926
  6. Step 6: Final answer
    x = 570,648,319.50

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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.