Home / 205,127,914.38-283,065,309.39-112,290,464.22

Finding the Fourth Proportional to 205,127,914.38, 283,065,309.39 and 112,290,464.22

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Solution

The fourth proportional to 205,127,914.38, 283,065,309.39 and 112,290,464.22 is: 154,954,702.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,127,914.38 : 283,065,309.39 = 112,290,464.22 : x
  2. Step 2: Convert to fraction form
    205,127,914.38/283,065,309.39 = 112,290,464.22/x
  3. Step 3: Cross multiply
    205,127,914.38x = 283,065,309.39 × 112,290,464.22
  4. Step 4: Simplify right side
    205,127,914.38x = 31,785,534,995,981,024
  5. Step 5: Solve for x
    x = 31,785,534,995,981,024/205,127,914.38
  6. Step 6: Final answer
    x = 154,954,702.74

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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.