Home / 247,508,532.90-371,017,855.35-109,409,105.70

Finding the Fourth Proportional to 247,508,532.90, 371,017,855.35 and 109,409,105.70

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Solution

The fourth proportional to 247,508,532.90, 371,017,855.35 and 109,409,105.70 is: 164,005,383.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,508,532.90 : 371,017,855.35 = 109,409,105.70 : x
  2. Step 2: Convert to fraction form
    247,508,532.90/371,017,855.35 = 109,409,105.70/x
  3. Step 3: Cross multiply
    247,508,532.90x = 371,017,855.35 × 109,409,105.70
  4. Step 4: Simplify right side
    247,508,532.90x = 40,592,731,752,575,464
  5. Step 5: Solve for x
    x = 40,592,731,752,575,464/247,508,532.90
  6. Step 6: Final answer
    x = 164,005,383.07

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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.