Home / 135,539,690.50-204,047,017.67-123,486,608.62

Finding the Fourth Proportional to 135,539,690.50, 204,047,017.67 and 123,486,608.62

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Solution

The fourth proportional to 135,539,690.50, 204,047,017.67 and 123,486,608.62 is: 185,901,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,539,690.50 : 204,047,017.67 = 123,486,608.62 : x
  2. Step 2: Convert to fraction form
    135,539,690.50/204,047,017.67 = 123,486,608.62/x
  3. Step 3: Cross multiply
    135,539,690.50x = 204,047,017.67 × 123,486,608.62
  4. Step 4: Simplify right side
    135,539,690.50x = 25,197,074,211,093,512
  5. Step 5: Solve for x
    x = 25,197,074,211,093,512/135,539,690.50
  6. Step 6: Final answer
    x = 185,901,813.10

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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.