Home / 195,614,552.80-293,421,829.20-138,218,924.80

Finding the Fourth Proportional to 195,614,552.80, 293,421,829.20 and 138,218,924.80

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Solution

The fourth proportional to 195,614,552.80, 293,421,829.20 and 138,218,924.80 is: 207,328,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,614,552.80 : 293,421,829.20 = 138,218,924.80 : x
  2. Step 2: Convert to fraction form
    195,614,552.80/293,421,829.20 = 138,218,924.80/x
  3. Step 3: Cross multiply
    195,614,552.80x = 293,421,829.20 × 138,218,924.80
  4. Step 4: Simplify right side
    195,614,552.80x = 40,556,449,744,873,248
  5. Step 5: Solve for x
    x = 40,556,449,744,873,248/195,614,552.80
  6. Step 6: Final answer
    x = 207,328,387.20

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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.