Home / 159,132,805.72-238,738,934.52-55,503,500.17

Finding the Fourth Proportional to 159,132,805.72, 238,738,934.52 and 55,503,500.17

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Solution

The fourth proportional to 159,132,805.72, 238,738,934.52 and 55,503,500.17 is: 83,269,106.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,132,805.72 : 238,738,934.52 = 55,503,500.17 : x
  2. Step 2: Convert to fraction form
    159,132,805.72/238,738,934.52 = 55,503,500.17/x
  3. Step 3: Cross multiply
    159,132,805.72x = 238,738,934.52 × 55,503,500.17
  4. Step 4: Simplify right side
    159,132,805.72x = 13,250,846,492,716,440
  5. Step 5: Solve for x
    x = 13,250,846,492,716,440/159,132,805.72
  6. Step 6: Final answer
    x = 83,269,106.16

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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.