Home / 106,379,831.86-146,797,841.23-61,722,344.39

Finding the Fourth Proportional to 106,379,831.86, 146,797,841.23 and 61,722,344.39

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Solution

The fourth proportional to 106,379,831.86, 146,797,841.23 and 61,722,344.39 is: 85,173,164.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,379,831.86 : 146,797,841.23 = 61,722,344.39 : x
  2. Step 2: Convert to fraction form
    106,379,831.86/146,797,841.23 = 61,722,344.39/x
  3. Step 3: Cross multiply
    106,379,831.86x = 146,797,841.23 × 61,722,344.39
  4. Step 4: Simplify right side
    106,379,831.86x = 9,060,706,911,218,306
  5. Step 5: Solve for x
    x = 9,060,706,911,218,306/106,379,831.86
  6. Step 6: Final answer
    x = 85,173,164.43

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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.