Home / 186,260,723.40-279,391,085.10-89,166,452.70

Finding the Fourth Proportional to 186,260,723.40, 279,391,085.10 and 89,166,452.70

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Solution

The fourth proportional to 186,260,723.40, 279,391,085.10 and 89,166,452.70 is: 133,749,679.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,260,723.40 : 279,391,085.10 = 89,166,452.70 : x
  2. Step 2: Convert to fraction form
    186,260,723.40/279,391,085.10 = 89,166,452.70/x
  3. Step 3: Cross multiply
    186,260,723.40x = 279,391,085.10 × 89,166,452.70
  4. Step 4: Simplify right side
    186,260,723.40x = 24,912,311,974,370,828
  5. Step 5: Solve for x
    x = 24,912,311,974,370,828/186,260,723.40
  6. Step 6: Final answer
    x = 133,749,679.05

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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.