Home / 6,143,556,578.40-9,215,334,867.60-3,531,417,775.20

Finding the Fourth Proportional to 6,143,556,578.40, 9,215,334,867.60 and 3,531,417,775.20

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Solution

The fourth proportional to 6,143,556,578.40, 9,215,334,867.60 and 3,531,417,775.20 is: 5,297,126,662.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143,556,578.40 : 9,215,334,867.60 = 3,531,417,775.20 : x
  2. Step 2: Convert to fraction form
    6,143,556,578.40/9,215,334,867.60 = 3,531,417,775.20/x
  3. Step 3: Cross multiply
    6,143,556,578.40x = 9,215,334,867.60 × 3,531,417,775.20
  4. Step 4: Simplify right side
    6,143,556,578.40x = 32,543,197,355,862,978,560
  5. Step 5: Solve for x
    x = 32,543,197,355,862,978,560/6,143,556,578.40
  6. Step 6: Final answer
    x = 5,297,126,662.80

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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.