Home / 182,016,643.20-273,024,964.80-66,977,381.40

Finding the Fourth Proportional to 182,016,643.20, 273,024,964.80 and 66,977,381.40

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Solution

The fourth proportional to 182,016,643.20, 273,024,964.80 and 66,977,381.40 is: 100,466,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,016,643.20 : 273,024,964.80 = 66,977,381.40 : x
  2. Step 2: Convert to fraction form
    182,016,643.20/273,024,964.80 = 66,977,381.40/x
  3. Step 3: Cross multiply
    182,016,643.20x = 273,024,964.80 × 66,977,381.40
  4. Step 4: Simplify right side
    182,016,643.20x = 18,286,497,199,131,176
  5. Step 5: Solve for x
    x = 18,286,497,199,131,176/182,016,643.20
  6. Step 6: Final answer
    x = 100,466,072.10

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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.