Home / 1,375,465,065.27-2,059,323,170.65-1,235,993,689.23

Finding the Fourth Proportional to 1,375,465,065.27, 2,059,323,170.65 and 1,235,993,689.23

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Solution

The fourth proportional to 1,375,465,065.27, 2,059,323,170.65 and 1,235,993,689.23 is: 1,850,508,971.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,465,065.27 : 2,059,323,170.65 = 1,235,993,689.23 : x
  2. Step 2: Convert to fraction form
    1,375,465,065.27/2,059,323,170.65 = 1,235,993,689.23/x
  3. Step 3: Cross multiply
    1,375,465,065.27x = 2,059,323,170.65 × 1,235,993,689.23
  4. Step 4: Simplify right side
    1,375,465,065.27x = 2,545,310,443,008,514,560
  5. Step 5: Solve for x
    x = 2,545,310,443,008,514,560/1,375,465,065.27
  6. Step 6: Final answer
    x = 1,850,508,971.31

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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.