Home / 262,132,140.74-361,751,042.50-143,061,252.62

Finding the Fourth Proportional to 262,132,140.74, 361,751,042.50 and 143,061,252.62

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Solution

The fourth proportional to 262,132,140.74, 361,751,042.50 and 143,061,252.62 is: 197,429,270.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,132,140.74 : 361,751,042.50 = 143,061,252.62 : x
  2. Step 2: Convert to fraction form
    262,132,140.74/361,751,042.50 = 143,061,252.62/x
  3. Step 3: Cross multiply
    262,132,140.74x = 361,751,042.50 × 143,061,252.62
  4. Step 4: Simplify right side
    262,132,140.74x = 51,752,557,274,474,448
  5. Step 5: Solve for x
    x = 51,752,557,274,474,448/262,132,140.74
  6. Step 6: Final answer
    x = 197,429,270.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.