Home / 135,539,689.50-204,047,016.17-123,486,607.62

Finding the Fourth Proportional to 135,539,689.50, 204,047,016.17 and 123,486,607.62

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Solution

The fourth proportional to 135,539,689.50, 204,047,016.17 and 123,486,607.62 is: 185,901,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,539,689.50 : 204,047,016.17 = 123,486,607.62 : x
  2. Step 2: Convert to fraction form
    135,539,689.50/204,047,016.17 = 123,486,607.62/x
  3. Step 3: Cross multiply
    135,539,689.50x = 204,047,016.17 × 123,486,607.62
  4. Step 4: Simplify right side
    135,539,689.50x = 25,197,073,821,199,152
  5. Step 5: Solve for x
    x = 25,197,073,821,199,152/135,539,689.50
  6. Step 6: Final answer
    x = 185,901,811.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.