Home / 214,756,329.38-322,132,435.76-127,254,859.95

Finding the Fourth Proportional to 214,756,329.38, 322,132,435.76 and 127,254,859.95

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Solution

The fourth proportional to 214,756,329.38, 322,132,435.76 and 127,254,859.95 is: 190,881,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,756,329.38 : 322,132,435.76 = 127,254,859.95 : x
  2. Step 2: Convert to fraction form
    214,756,329.38/322,132,435.76 = 127,254,859.95/x
  3. Step 3: Cross multiply
    214,756,329.38x = 322,132,435.76 × 127,254,859.95
  4. Step 4: Simplify right side
    214,756,329.38x = 40,992,917,999,517,304
  5. Step 5: Solve for x
    x = 40,992,917,999,517,304/214,756,329.38
  6. Step 6: Final answer
    x = 190,881,070.28

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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.