Home / 192,488,496.30-288,732,744.45-141,470,160.30

Finding the Fourth Proportional to 192,488,496.30, 288,732,744.45 and 141,470,160.30

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Solution

The fourth proportional to 192,488,496.30, 288,732,744.45 and 141,470,160.30 is: 212,205,240.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,488,496.30 : 288,732,744.45 = 141,470,160.30 : x
  2. Step 2: Convert to fraction form
    192,488,496.30/288,732,744.45 = 141,470,160.30/x
  3. Step 3: Cross multiply
    192,488,496.30x = 288,732,744.45 × 141,470,160.30
  4. Step 4: Simplify right side
    192,488,496.30x = 40,847,067,641,200,440
  5. Step 5: Solve for x
    x = 40,847,067,641,200,440/192,488,496.30
  6. Step 6: Final answer
    x = 212,205,240.45

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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.