Home / 311,023,115.10-466,534,672.65-188,977,689.45

Finding the Fourth Proportional to 311,023,115.10, 466,534,672.65 and 188,977,689.45

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Solution

The fourth proportional to 311,023,115.10, 466,534,672.65 and 188,977,689.45 is: 283,466,534.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,023,115.10 : 466,534,672.65 = 188,977,689.45 : x
  2. Step 2: Convert to fraction form
    311,023,115.10/466,534,672.65 = 188,977,689.45/x
  3. Step 3: Cross multiply
    311,023,115.10x = 466,534,672.65 × 188,977,689.45
  4. Step 4: Simplify right side
    311,023,115.10x = 88,164,644,485,709,104
  5. Step 5: Solve for x
    x = 88,164,644,485,709,104/311,023,115.10
  6. Step 6: Final answer
    x = 283,466,534.18

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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.