Home / 99,851,825.20-149,794,326.60-39,269,527.60

Finding the Fourth Proportional to 99,851,825.20, 149,794,326.60 and 39,269,527.60

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Solution

The fourth proportional to 99,851,825.20, 149,794,326.60 and 39,269,527.60 is: 58,910,815.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,851,825.20 : 149,794,326.60 = 39,269,527.60 : x
  2. Step 2: Convert to fraction form
    99,851,825.20/149,794,326.60 = 39,269,527.60/x
  3. Step 3: Cross multiply
    99,851,825.20x = 149,794,326.60 × 39,269,527.60
  4. Step 4: Simplify right side
    99,851,825.20x = 5,882,352,442,742,114
  5. Step 5: Solve for x
    x = 5,882,352,442,742,114/99,851,825.20
  6. Step 6: Final answer
    x = 58,910,815.41

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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.