Home / 1,514,344,833.20-2,270,621,454.60-788,750,721.20

Finding the Fourth Proportional to 1,514,344,833.20, 2,270,621,454.60 and 788,750,721.20

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Solution

The fourth proportional to 1,514,344,833.20, 2,270,621,454.60 and 788,750,721.20 is: 1,182,659,504.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,344,833.20 : 2,270,621,454.60 = 788,750,721.20 : x
  2. Step 2: Convert to fraction form
    1,514,344,833.20/2,270,621,454.60 = 788,750,721.20/x
  3. Step 3: Cross multiply
    1,514,344,833.20x = 2,270,621,454.60 × 788,750,721.20
  4. Step 4: Simplify right side
    1,514,344,833.20x = 1,790,954,309,887,943,168
  5. Step 5: Solve for x
    x = 1,790,954,309,887,943,168/1,514,344,833.20
  6. Step 6: Final answer
    x = 1,182,659,504.38

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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.