Home / 119,744,066.20-179,616,099.30-81,480,314.20

Finding the Fourth Proportional to 119,744,066.20, 179,616,099.30 and 81,480,314.20

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Solution

The fourth proportional to 119,744,066.20, 179,616,099.30 and 81,480,314.20 is: 122,220,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,744,066.20 : 179,616,099.30 = 81,480,314.20 : x
  2. Step 2: Convert to fraction form
    119,744,066.20/179,616,099.30 = 81,480,314.20/x
  3. Step 3: Cross multiply
    119,744,066.20x = 179,616,099.30 × 81,480,314.20
  4. Step 4: Simplify right side
    119,744,066.20x = 14,635,176,206,342,402
  5. Step 5: Solve for x
    x = 14,635,176,206,342,402/119,744,066.20
  6. Step 6: Final answer
    x = 122,220,471.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.