Home / 134,712,069.60-202,068,104.40-91,665,348.60

Finding the Fourth Proportional to 134,712,069.60, 202,068,104.40 and 91,665,348.60

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Solution

The fourth proportional to 134,712,069.60, 202,068,104.40 and 91,665,348.60 is: 137,498,022.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,712,069.60 : 202,068,104.40 = 91,665,348.60 : x
  2. Step 2: Convert to fraction form
    134,712,069.60/202,068,104.40 = 91,665,348.60/x
  3. Step 3: Cross multiply
    134,712,069.60x = 202,068,104.40 × 91,665,348.60
  4. Step 4: Simplify right side
    134,712,069.60x = 18,522,643,230,767,192
  5. Step 5: Solve for x
    x = 18,522,643,230,767,192/134,712,069.60
  6. Step 6: Final answer
    x = 137,498,022.90

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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.