Home / 1,465,698,738.40-2,198,866,972.20-482,958,041.20

Finding the Fourth Proportional to 1,465,698,738.40, 2,198,866,972.20 and 482,958,041.20

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Solution

The fourth proportional to 1,465,698,738.40, 2,198,866,972.20 and 482,958,041.20 is: 724,542,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,698,738.40 : 2,198,866,972.20 = 482,958,041.20 : x
  2. Step 2: Convert to fraction form
    1,465,698,738.40/2,198,866,972.20 = 482,958,041.20/x
  3. Step 3: Cross multiply
    1,465,698,738.40x = 2,198,866,972.20 × 482,958,041.20
  4. Step 4: Simplify right side
    1,465,698,738.40x = 1,061,960,485,753,086,720
  5. Step 5: Solve for x
    x = 1,061,960,485,753,086,720/1,465,698,738.40
  6. Step 6: Final answer
    x = 724,542,129.93

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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.