Home / 2,040,482,128.60-3,060,723,192.90-660,436,139.80

Finding the Fourth Proportional to 2,040,482,128.60, 3,060,723,192.90 and 660,436,139.80

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Solution

The fourth proportional to 2,040,482,128.60, 3,060,723,192.90 and 660,436,139.80 is: 990,654,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,482,128.60 : 3,060,723,192.90 = 660,436,139.80 : x
  2. Step 2: Convert to fraction form
    2,040,482,128.60/3,060,723,192.90 = 660,436,139.80/x
  3. Step 3: Cross multiply
    2,040,482,128.60x = 3,060,723,192.90 × 660,436,139.80
  4. Step 4: Simplify right side
    2,040,482,128.60x = 2,021,412,210,515,206,656
  5. Step 5: Solve for x
    x = 2,021,412,210,515,206,656/2,040,482,128.60
  6. Step 6: Final answer
    x = 990,654,209.70

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Half scale
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Double scale
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Similar ratio
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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.