Home / 107,617,095.60-161,425,643.40-69,321,850.80

Finding the Fourth Proportional to 107,617,095.60, 161,425,643.40 and 69,321,850.80

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Solution

The fourth proportional to 107,617,095.60, 161,425,643.40 and 69,321,850.80 is: 103,982,776.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,617,095.60 : 161,425,643.40 = 69,321,850.80 : x
  2. Step 2: Convert to fraction form
    107,617,095.60/161,425,643.40 = 69,321,850.80/x
  3. Step 3: Cross multiply
    107,617,095.60x = 161,425,643.40 × 69,321,850.80
  4. Step 4: Simplify right side
    107,617,095.60x = 11,190,324,367,068,804
  5. Step 5: Solve for x
    x = 11,190,324,367,068,804/107,617,095.60
  6. Step 6: Final answer
    x = 103,982,776.20

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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.