Home / 229,127,156.04-316,202,189.76-124,711,990.32

Finding the Fourth Proportional to 229,127,156.04, 316,202,189.76 and 124,711,990.32

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Solution

The fourth proportional to 229,127,156.04, 316,202,189.76 and 124,711,990.32 is: 172,106,201.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,127,156.04 : 316,202,189.76 = 124,711,990.32 : x
  2. Step 2: Convert to fraction form
    229,127,156.04/316,202,189.76 = 124,711,990.32/x
  3. Step 3: Cross multiply
    229,127,156.04x = 316,202,189.76 × 124,711,990.32
  4. Step 4: Simplify right side
    229,127,156.04x = 39,434,204,428,511,920
  5. Step 5: Solve for x
    x = 39,434,204,428,511,920/229,127,156.04
  6. Step 6: Final answer
    x = 172,106,201.25

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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.