Home / 187,288,540.40-280,820,836.20-96,589,276.40

Finding the Fourth Proportional to 187,288,540.40, 280,820,836.20 and 96,589,276.40

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Solution

The fourth proportional to 187,288,540.40, 280,820,836.20 and 96,589,276.40 is: 144,826,166.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,288,540.40 : 280,820,836.20 = 96,589,276.40 : x
  2. Step 2: Convert to fraction form
    187,288,540.40/280,820,836.20 = 96,589,276.40/x
  3. Step 3: Cross multiply
    187,288,540.40x = 280,820,836.20 × 96,589,276.40
  4. Step 4: Simplify right side
    187,288,540.40x = 27,124,281,366,600,928
  5. Step 5: Solve for x
    x = 27,124,281,366,600,928/187,288,540.40
  6. Step 6: Final answer
    x = 144,826,166.67

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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.