Home / 281,949,315.76-423,010,572.69-134,584,919.87

Finding the Fourth Proportional to 281,949,315.76, 423,010,572.69 and 134,584,919.87

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Solution

The fourth proportional to 281,949,315.76, 423,010,572.69 and 134,584,919.87 is: 201,918,716.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,949,315.76 : 423,010,572.69 = 134,584,919.87 : x
  2. Step 2: Convert to fraction form
    281,949,315.76/423,010,572.69 = 134,584,919.87/x
  3. Step 3: Cross multiply
    281,949,315.76x = 423,010,572.69 × 134,584,919.87
  4. Step 4: Simplify right side
    281,949,315.76x = 56,930,844,029,646,464
  5. Step 5: Solve for x
    x = 56,930,844,029,646,464/281,949,315.76
  6. Step 6: Final answer
    x = 201,918,716.76

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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.