Home / 342,658,560,527.74-472,873,098,470.82-188,351,087,254.61

Finding the Fourth Proportional to 342,658,560,527.74, 472,873,098,470.82 and 188,351,087,254.61

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Solution

The fourth proportional to 342,658,560,527.74, 472,873,098,470.82 and 188,351,087,254.61 is: 259,926,855,740.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,658,560,527.74 : 472,873,098,470.82 = 188,351,087,254.61 : x
  2. Step 2: Convert to fraction form
    342,658,560,527.74/472,873,098,470.82 = 188,351,087,254.61/x
  3. Step 3: Cross multiply
    342,658,560,527.74x = 472,873,098,470.82 × 188,351,087,254.61
  4. Step 4: Simplify right side
    342,658,560,527.74x = 89,066,162,230,435,195,650,048
  5. Step 5: Solve for x
    x = 89,066,162,230,435,195,650,048/342,658,560,527.74
  6. Step 6: Final answer
    x = 259,926,855,740.19

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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.