Home / 204,490,441.04-306,778,758.84-66,305,278.16

Finding the Fourth Proportional to 204,490,441.04, 306,778,758.84 and 66,305,278.16

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Solution

The fourth proportional to 204,490,441.04, 306,778,758.84 and 66,305,278.16 is: 99,471,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,490,441.04 : 306,778,758.84 = 66,305,278.16 : x
  2. Step 2: Convert to fraction form
    204,490,441.04/306,778,758.84 = 66,305,278.16/x
  3. Step 3: Cross multiply
    204,490,441.04x = 306,778,758.84 × 66,305,278.16
  4. Step 4: Simplify right side
    204,490,441.04x = 20,341,050,938,465,756
  5. Step 5: Solve for x
    x = 20,341,050,938,465,756/204,490,441.04
  6. Step 6: Final answer
    x = 99,471,891.38

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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.