Home / 82,367,523.24-113,666,870.10-45,198,425.40

Finding the Fourth Proportional to 82,367,523.24, 113,666,870.10 and 45,198,425.40

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Solution

The fourth proportional to 82,367,523.24, 113,666,870.10 and 45,198,425.40 is: 62,373,655.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,367,523.24 : 113,666,870.10 = 45,198,425.40 : x
  2. Step 2: Convert to fraction form
    82,367,523.24/113,666,870.10 = 45,198,425.40/x
  3. Step 3: Cross multiply
    82,367,523.24x = 113,666,870.10 × 45,198,425.40
  4. Step 4: Simplify right side
    82,367,523.24x = 5,137,563,548,666,340
  5. Step 5: Solve for x
    x = 5,137,563,548,666,340/82,367,523.24
  6. Step 6: Final answer
    x = 62,373,655.86

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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.