Home / 159,787,803.30-220,659,459.21-151,082,674.65

Finding the Fourth Proportional to 159,787,803.30, 220,659,459.21 and 151,082,674.65

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Solution

The fourth proportional to 159,787,803.30, 220,659,459.21 and 151,082,674.65 is: 208,638,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,787,803.30 : 220,659,459.21 = 151,082,674.65 : x
  2. Step 2: Convert to fraction form
    159,787,803.30/220,659,459.21 = 151,082,674.65/x
  3. Step 3: Cross multiply
    159,787,803.30x = 220,659,459.21 × 151,082,674.65
  4. Step 4: Simplify right side
    159,787,803.30x = 33,337,821,284,269,380
  5. Step 5: Solve for x
    x = 33,337,821,284,269,380/159,787,803.30
  6. Step 6: Final answer
    x = 208,638,084.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.