Home / 273,245,289.43-409,867,612.93-89,012,464.11

Finding the Fourth Proportional to 273,245,289.43, 409,867,612.93 and 89,012,464.11

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Solution

The fourth proportional to 273,245,289.43, 409,867,612.93 and 89,012,464.11 is: 133,518,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,245,289.43 : 409,867,612.93 = 89,012,464.11 : x
  2. Step 2: Convert to fraction form
    273,245,289.43/409,867,612.93 = 89,012,464.11/x
  3. Step 3: Cross multiply
    273,245,289.43x = 409,867,612.93 × 89,012,464.11
  4. Step 4: Simplify right side
    273,245,289.43x = 36,483,326,185,783,000
  5. Step 5: Solve for x
    x = 36,483,326,185,783,000/273,245,289.43
  6. Step 6: Final answer
    x = 133,518,591.53

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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.