Home / 527,067,200.40-790,600,800.60-268,786,874.40

Finding the Fourth Proportional to 527,067,200.40, 790,600,800.60 and 268,786,874.40

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Solution

The fourth proportional to 527,067,200.40, 790,600,800.60 and 268,786,874.40 is: 403,180,311.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,067,200.40 : 790,600,800.60 = 268,786,874.40 : x
  2. Step 2: Convert to fraction form
    527,067,200.40/790,600,800.60 = 268,786,874.40/x
  3. Step 3: Cross multiply
    527,067,200.40x = 790,600,800.60 × 268,786,874.40
  4. Step 4: Simplify right side
    527,067,200.40x = 212,503,118,091,411,648
  5. Step 5: Solve for x
    x = 212,503,118,091,411,648/527,067,200.40
  6. Step 6: Final answer
    x = 403,180,311.60

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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.