Home / 1,587,143,200.45-2,381,643,145.83-591,851,829.89

Finding the Fourth Proportional to 1,587,143,200.45, 2,381,643,145.83 and 591,851,829.89

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Solution

The fourth proportional to 1,587,143,200.45, 2,381,643,145.83 and 591,851,829.89 is: 888,123,928.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,143,200.45 : 2,381,643,145.83 = 591,851,829.89 : x
  2. Step 2: Convert to fraction form
    1,587,143,200.45/2,381,643,145.83 = 591,851,829.89/x
  3. Step 3: Cross multiply
    1,587,143,200.45x = 2,381,643,145.83 × 591,851,829.89
  4. Step 4: Simplify right side
    1,587,143,200.45x = 1,409,579,854,004,461,568
  5. Step 5: Solve for x
    x = 1,409,579,854,004,461,568/1,587,143,200.45
  6. Step 6: Final answer
    x = 888,123,928.33

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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.