Home / 712,177,296.40-1,068,454,901.40-252,067,488.40

Finding the Fourth Proportional to 712,177,296.40, 1,068,454,901.40 and 252,067,488.40

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Solution

The fourth proportional to 712,177,296.40, 1,068,454,901.40 and 252,067,488.40 is: 378,168,111.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,177,296.40 : 1,068,454,901.40 = 252,067,488.40 : x
  2. Step 2: Convert to fraction form
    712,177,296.40/1,068,454,901.40 = 252,067,488.40/x
  3. Step 3: Cross multiply
    712,177,296.40x = 1,068,454,901.40 × 252,067,488.40
  4. Step 4: Simplify right side
    712,177,296.40x = 269,322,743,464,567,648
  5. Step 5: Solve for x
    x = 269,322,743,464,567,648/712,177,296.40
  6. Step 6: Final answer
    x = 378,168,111.83

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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.