Home / 1,577,520,010.20-2,366,280,015.30-412,986,250.20

Finding the Fourth Proportional to 1,577,520,010.20, 2,366,280,015.30 and 412,986,250.20

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Solution

The fourth proportional to 1,577,520,010.20, 2,366,280,015.30 and 412,986,250.20 is: 619,479,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,577,520,010.20 : 2,366,280,015.30 = 412,986,250.20 : x
  2. Step 2: Convert to fraction form
    1,577,520,010.20/2,366,280,015.30 = 412,986,250.20/x
  3. Step 3: Cross multiply
    1,577,520,010.20x = 2,366,280,015.30 × 412,986,250.20
  4. Step 4: Simplify right side
    1,577,520,010.20x = 977,241,110,441,945,728
  5. Step 5: Solve for x
    x = 977,241,110,441,945,728/1,577,520,010.20
  6. Step 6: Final answer
    x = 619,479,375.30

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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.