Home / 679,957,250.20-1,019,935,875.30-220,225,355.80

Finding the Fourth Proportional to 679,957,250.20, 1,019,935,875.30 and 220,225,355.80

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Solution

The fourth proportional to 679,957,250.20, 1,019,935,875.30 and 220,225,355.80 is: 330,338,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,957,250.20 : 1,019,935,875.30 = 220,225,355.80 : x
  2. Step 2: Convert to fraction form
    679,957,250.20/1,019,935,875.30 = 220,225,355.80/x
  3. Step 3: Cross multiply
    679,957,250.20x = 1,019,935,875.30 × 220,225,355.80
  4. Step 4: Simplify right side
    679,957,250.20x = 224,615,741,031,126,944
  5. Step 5: Solve for x
    x = 224,615,741,031,126,944/679,957,250.20
  6. Step 6: Final answer
    x = 330,338,033.70

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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.