Home / 1,465,698,542.40-2,198,866,678.20-482,957,845.20

Finding the Fourth Proportional to 1,465,698,542.40, 2,198,866,678.20 and 482,957,845.20

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Solution

The fourth proportional to 1,465,698,542.40, 2,198,866,678.20 and 482,957,845.20 is: 724,541,835.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,698,542.40 : 2,198,866,678.20 = 482,957,845.20 : x
  2. Step 2: Convert to fraction form
    1,465,698,542.40/2,198,866,678.20 = 482,957,845.20/x
  3. Step 3: Cross multiply
    1,465,698,542.40x = 2,198,866,678.20 × 482,957,845.20
  4. Step 4: Simplify right side
    1,465,698,542.40x = 1,061,959,912,785,553,664
  5. Step 5: Solve for x
    x = 1,061,959,912,785,553,664/1,465,698,542.40
  6. Step 6: Final answer
    x = 724,541,835.90

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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.