Home / 1,040,276,086.60-1,560,414,129.90-945,041,859.40

Finding the Fourth Proportional to 1,040,276,086.60, 1,560,414,129.90 and 945,041,859.40

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Solution

The fourth proportional to 1,040,276,086.60, 1,560,414,129.90 and 945,041,859.40 is: 1,417,562,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,276,086.60 : 1,560,414,129.90 = 945,041,859.40 : x
  2. Step 2: Convert to fraction form
    1,040,276,086.60/1,560,414,129.90 = 945,041,859.40/x
  3. Step 3: Cross multiply
    1,040,276,086.60x = 1,560,414,129.90 × 945,041,859.40
  4. Step 4: Simplify right side
    1,040,276,086.60x = 1,474,656,670,754,729,216
  5. Step 5: Solve for x
    x = 1,474,656,670,754,729,216/1,040,276,086.60
  6. Step 6: Final answer
    x = 1,417,562,789.10

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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.