Home / 264,215,424.80-396,323,137.20-91,634,880.80

Finding the Fourth Proportional to 264,215,424.80, 396,323,137.20 and 91,634,880.80

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Solution

The fourth proportional to 264,215,424.80, 396,323,137.20 and 91,634,880.80 is: 137,452,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,215,424.80 : 396,323,137.20 = 91,634,880.80 : x
  2. Step 2: Convert to fraction form
    264,215,424.80/396,323,137.20 = 91,634,880.80/x
  3. Step 3: Cross multiply
    264,215,424.80x = 396,323,137.20 × 91,634,880.80
  4. Step 4: Simplify right side
    264,215,424.80x = 36,317,023,435,604,040
  5. Step 5: Solve for x
    x = 36,317,023,435,604,040/264,215,424.80
  6. Step 6: Final answer
    x = 137,452,321.20

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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.