Home / 318,311,087.63-477,466,605.52-88,280,169.35

Finding the Fourth Proportional to 318,311,087.63, 477,466,605.52 and 88,280,169.35

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Solution

The fourth proportional to 318,311,087.63, 477,466,605.52 and 88,280,169.35 is: 132,420,246.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,311,087.63 : 477,466,605.52 = 88,280,169.35 : x
  2. Step 2: Convert to fraction form
    318,311,087.63/477,466,605.52 = 88,280,169.35/x
  3. Step 3: Cross multiply
    318,311,087.63x = 477,466,605.52 × 88,280,169.35
  4. Step 4: Simplify right side
    318,311,087.63x = 42,150,832,791,667,208
  5. Step 5: Solve for x
    x = 42,150,832,791,667,208/318,311,087.63
  6. Step 6: Final answer
    x = 132,420,246.83

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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.