Home / 143,691,492.24-215,673,504.12-88,938,455.76

Finding the Fourth Proportional to 143,691,492.24, 215,673,504.12 and 88,938,455.76

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Solution

The fourth proportional to 143,691,492.24, 215,673,504.12 and 88,938,455.76 is: 133,492,025.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,691,492.24 : 215,673,504.12 = 88,938,455.76 : x
  2. Step 2: Convert to fraction form
    143,691,492.24/215,673,504.12 = 88,938,455.76/x
  3. Step 3: Cross multiply
    143,691,492.24x = 215,673,504.12 × 88,938,455.76
  4. Step 4: Simplify right side
    143,691,492.24x = 19,181,668,404,780,800
  5. Step 5: Solve for x
    x = 19,181,668,404,780,800/143,691,492.24
  6. Step 6: Final answer
    x = 133,492,025.91

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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.