Home / 5,432,508,769.80-8,148,763,154.70-1,555,115,233.80

Finding the Fourth Proportional to 5,432,508,769.80, 8,148,763,154.70 and 1,555,115,233.80

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Solution

The fourth proportional to 5,432,508,769.80, 8,148,763,154.70 and 1,555,115,233.80 is: 2,332,672,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,508,769.80 : 8,148,763,154.70 = 1,555,115,233.80 : x
  2. Step 2: Convert to fraction form
    5,432,508,769.80/8,148,763,154.70 = 1,555,115,233.80/x
  3. Step 3: Cross multiply
    5,432,508,769.80x = 8,148,763,154.70 × 1,555,115,233.80
  4. Step 4: Simplify right side
    5,432,508,769.80x = 12,672,265,718,502,115,328
  5. Step 5: Solve for x
    x = 12,672,265,718,502,115,328/5,432,508,769.80
  6. Step 6: Final answer
    x = 2,332,672,850.70

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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.