Home / 252,265,867,176.78-348,129,067,328.64-143,884,451,918.70

Finding the Fourth Proportional to 252,265,867,176.78, 348,129,067,328.64 and 143,884,451,918.70

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Solution

The fourth proportional to 252,265,867,176.78, 348,129,067,328.64 and 143,884,451,918.70 is: 198,561,781,703.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,265,867,176.78 : 348,129,067,328.64 = 143,884,451,918.70 : x
  2. Step 2: Convert to fraction form
    252,265,867,176.78/348,129,067,328.64 = 143,884,451,918.70/x
  3. Step 3: Cross multiply
    252,265,867,176.78x = 348,129,067,328.64 × 143,884,451,918.70
  4. Step 4: Simplify right side
    252,265,867,176.78x = 50,090,360,049,549,585,678,336
  5. Step 5: Solve for x
    x = 50,090,360,049,549,585,678,336/252,265,867,176.78
  6. Step 6: Final answer
    x = 198,561,781,703.30

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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.