Home / 1,129,532,282.10-1,694,298,423.15-800,224,866.45

Finding the Fourth Proportional to 1,129,532,282.10, 1,694,298,423.15 and 800,224,866.45

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Solution

The fourth proportional to 1,129,532,282.10, 1,694,298,423.15 and 800,224,866.45 is: 1,200,337,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,532,282.10 : 1,694,298,423.15 = 800,224,866.45 : x
  2. Step 2: Convert to fraction form
    1,129,532,282.10/1,694,298,423.15 = 800,224,866.45/x
  3. Step 3: Cross multiply
    1,129,532,282.10x = 1,694,298,423.15 × 800,224,866.45
  4. Step 4: Simplify right side
    1,129,532,282.10x = 1,355,819,729,391,654,400
  5. Step 5: Solve for x
    x = 1,355,819,729,391,654,400/1,129,532,282.10
  6. Step 6: Final answer
    x = 1,200,337,299.68

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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.