Home / 1,202,060,471.28-1,800,499,197.96-811,736,958.48

Finding the Fourth Proportional to 1,202,060,471.28, 1,800,499,197.96 and 811,736,958.48

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Solution

The fourth proportional to 1,202,060,471.28, 1,800,499,197.96 and 811,736,958.48 is: 1,215,855,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,060,471.28 : 1,800,499,197.96 = 811,736,958.48 : x
  2. Step 2: Convert to fraction form
    1,202,060,471.28/1,800,499,197.96 = 811,736,958.48/x
  3. Step 3: Cross multiply
    1,202,060,471.28x = 1,800,499,197.96 × 811,736,958.48
  4. Step 4: Simplify right side
    1,202,060,471.28x = 1,461,531,742,697,729,792
  5. Step 5: Solve for x
    x = 1,461,531,742,697,729,792/1,202,060,471.28
  6. Step 6: Final answer
    x = 1,215,855,422.93

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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.