Home / 679,957,850.20-1,019,936,775.30-220,225,955.80

Finding the Fourth Proportional to 679,957,850.20, 1,019,936,775.30 and 220,225,955.80

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Solution

The fourth proportional to 679,957,850.20, 1,019,936,775.30 and 220,225,955.80 is: 330,338,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,957,850.20 : 1,019,936,775.30 = 220,225,955.80 : x
  2. Step 2: Convert to fraction form
    679,957,850.20/1,019,936,775.30 = 220,225,955.80/x
  3. Step 3: Cross multiply
    679,957,850.20x = 1,019,936,775.30 × 220,225,955.80
  4. Step 4: Simplify right side
    679,957,850.20x = 224,616,551,196,012,320
  5. Step 5: Solve for x
    x = 224,616,551,196,012,320/679,957,850.20
  6. Step 6: Final answer
    x = 330,338,933.70

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1.5x scale

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.