Home / 961,404,452.64-1,442,349,170.28-444,200,560.20

Finding the Fourth Proportional to 961,404,452.64, 1,442,349,170.28 and 444,200,560.20

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Solution

The fourth proportional to 961,404,452.64, 1,442,349,170.28 and 444,200,560.20 is: 666,412,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,404,452.64 : 1,442,349,170.28 = 444,200,560.20 : x
  2. Step 2: Convert to fraction form
    961,404,452.64/1,442,349,170.28 = 444,200,560.20/x
  3. Step 3: Cross multiply
    961,404,452.64x = 1,442,349,170.28 × 444,200,560.20
  4. Step 4: Simplify right side
    961,404,452.64x = 640,692,309,442,381,184
  5. Step 5: Solve for x
    x = 640,692,309,442,381,184/961,404,452.64
  6. Step 6: Final answer
    x = 666,412,879.29

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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.