Home / 252,265,867,178.28-348,129,067,330.71-143,884,451,920.20

Finding the Fourth Proportional to 252,265,867,178.28, 348,129,067,330.71 and 143,884,451,920.20

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Solution

The fourth proportional to 252,265,867,178.28, 348,129,067,330.71 and 143,884,451,920.20 is: 198,561,781,705.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,265,867,178.28 : 348,129,067,330.71 = 143,884,451,920.20 : x
  2. Step 2: Convert to fraction form
    252,265,867,178.28/348,129,067,330.71 = 143,884,451,920.20/x
  3. Step 3: Cross multiply
    252,265,867,178.28x = 348,129,067,330.71 × 143,884,451,920.20
  4. Step 4: Simplify right side
    252,265,867,178.28x = 50,090,360,050,369,622,441,984
  5. Step 5: Solve for x
    x = 50,090,360,050,369,622,441,984/252,265,867,178.28
  6. Step 6: Final answer
    x = 198,561,781,705.37

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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.