Home / 731,138,568.52-1,096,710,418.86-185,880,160.84

Finding the Fourth Proportional to 731,138,568.52, 1,096,710,418.86 and 185,880,160.84

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Solution

The fourth proportional to 731,138,568.52, 1,096,710,418.86 and 185,880,160.84 is: 278,820,893.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,138,568.52 : 1,096,710,418.86 = 185,880,160.84 : x
  2. Step 2: Convert to fraction form
    731,138,568.52/1,096,710,418.86 = 185,880,160.84/x
  3. Step 3: Cross multiply
    731,138,568.52x = 1,096,710,418.86 × 185,880,160.84
  4. Step 4: Simplify right side
    731,138,568.52x = 203,856,709,052,600,544
  5. Step 5: Solve for x
    x = 203,856,709,052,600,544/731,138,568.52
  6. Step 6: Final answer
    x = 278,820,893.64

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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.