Home / 57,202,375.40-85,803,563.10-30,328,519.40

Finding the Fourth Proportional to 57,202,375.40, 85,803,563.10 and 30,328,519.40

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Solution

The fourth proportional to 57,202,375.40, 85,803,563.10 and 30,328,519.40 is: 45,492,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,202,375.40 : 85,803,563.10 = 30,328,519.40 : x
  2. Step 2: Convert to fraction form
    57,202,375.40/85,803,563.10 = 30,328,519.40/x
  3. Step 3: Cross multiply
    57,202,375.40x = 85,803,563.10 × 30,328,519.40
  4. Step 4: Simplify right side
    57,202,375.40x = 2,602,295,028,067,474
  5. Step 5: Solve for x
    x = 2,602,295,028,067,474/57,202,375.40
  6. Step 6: Final answer
    x = 45,492,779.10

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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.