Home / 9,985,150,297.60-13,779,514,839.62-5,407,450,251.24

Finding the Fourth Proportional to 9,985,150,297.60, 13,779,514,839.62 and 5,407,450,251.24

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Solution

The fourth proportional to 9,985,150,297.60, 13,779,514,839.62 and 5,407,450,251.24 is: 7,462,285,369.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,985,150,297.60 : 13,779,514,839.62 = 5,407,450,251.24 : x
  2. Step 2: Convert to fraction form
    9,985,150,297.60/13,779,514,839.62 = 5,407,450,251.24/x
  3. Step 3: Cross multiply
    9,985,150,297.60x = 13,779,514,839.62 × 5,407,450,251.24
  4. Step 4: Simplify right side
    9,985,150,297.60x = 74,512,040,981,535,686,656
  5. Step 5: Solve for x
    x = 74,512,040,981,535,686,656/9,985,150,297.60
  6. Step 6: Final answer
    x = 7,462,285,369.85

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1.5x scale

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.