Home / 219,929,776,726.18-329,716,639,831.17-68,758,264,084.43

Finding the Fourth Proportional to 219,929,776,726.18, 329,716,639,831.17 and 68,758,264,084.43

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Solution

The fourth proportional to 219,929,776,726.18, 329,716,639,831.17 and 68,758,264,084.43 is: 103,081,738,780.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,929,776,726.18 : 329,716,639,831.17 = 68,758,264,084.43 : x
  2. Step 2: Convert to fraction form
    219,929,776,726.18/329,716,639,831.17 = 68,758,264,084.43/x
  3. Step 3: Cross multiply
    219,929,776,726.18x = 329,716,639,831.17 × 68,758,264,084.43
  4. Step 4: Simplify right side
    219,929,776,726.18x = 22,670,743,794,543,799,304,192
  5. Step 5: Solve for x
    x = 22,670,743,794,543,799,304,192/219,929,776,726.18
  6. Step 6: Final answer
    x = 103,081,738,780.51

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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.