Home / 208,876,599.84-288,232,382.40-114,785,799.36

Finding the Fourth Proportional to 208,876,599.84, 288,232,382.40 and 114,785,799.36

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Solution

The fourth proportional to 208,876,599.84, 288,232,382.40 and 114,785,799.36 is: 158,394,882.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,876,599.84 : 288,232,382.40 = 114,785,799.36 : x
  2. Step 2: Convert to fraction form
    208,876,599.84/288,232,382.40 = 114,785,799.36/x
  3. Step 3: Cross multiply
    208,876,599.84x = 288,232,382.40 × 114,785,799.36
  4. Step 4: Simplify right side
    208,876,599.84x = 33,084,984,415,221,192
  5. Step 5: Solve for x
    x = 33,084,984,415,221,192/208,876,599.84
  6. Step 6: Final answer
    x = 158,394,882.15

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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.