Home / 2,951,020,378.80-4,428,231,179.40-1,112,092,801.20

Finding the Fourth Proportional to 2,951,020,378.80, 4,428,231,179.40 and 1,112,092,801.20

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Solution

The fourth proportional to 2,951,020,378.80, 4,428,231,179.40 and 1,112,092,801.20 is: 1,668,780,077.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951,020,378.80 : 4,428,231,179.40 = 1,112,092,801.20 : x
  2. Step 2: Convert to fraction form
    2,951,020,378.80/4,428,231,179.40 = 1,112,092,801.20/x
  3. Step 3: Cross multiply
    2,951,020,378.80x = 4,428,231,179.40 × 1,112,092,801.20
  4. Step 4: Simplify right side
    2,951,020,378.80x = 4,924,604,016,660,125,696
  5. Step 5: Solve for x
    x = 4,924,604,016,660,125,696/2,951,020,378.80
  6. Step 6: Final answer
    x = 1,668,780,077.58

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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.