Home / 1,360,073,998.80-2,040,110,998.20-498,319,016.40

Finding the Fourth Proportional to 1,360,073,998.80, 2,040,110,998.20 and 498,319,016.40

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Solution

The fourth proportional to 1,360,073,998.80, 2,040,110,998.20 and 498,319,016.40 is: 747,478,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,073,998.80 : 2,040,110,998.20 = 498,319,016.40 : x
  2. Step 2: Convert to fraction form
    1,360,073,998.80/2,040,110,998.20 = 498,319,016.40/x
  3. Step 3: Cross multiply
    1,360,073,998.80x = 2,040,110,998.20 × 498,319,016.40
  4. Step 4: Simplify right side
    1,360,073,998.80x = 1,016,626,105,969,846,144
  5. Step 5: Solve for x
    x = 1,016,626,105,969,846,144/1,360,073,998.80
  6. Step 6: Final answer
    x = 747,478,524.60

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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.