Home / 141,329,912.10-211,837,404.15-55,039,640.10

Finding the Fourth Proportional to 141,329,912.10, 211,837,404.15 and 55,039,640.10

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Solution

The fourth proportional to 141,329,912.10, 211,837,404.15 and 55,039,640.10 is: 82,498,137.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,329,912.10 : 211,837,404.15 = 55,039,640.10 : x
  2. Step 2: Convert to fraction form
    141,329,912.10/211,837,404.15 = 55,039,640.10/x
  3. Step 3: Cross multiply
    141,329,912.10x = 211,837,404.15 × 55,039,640.10
  4. Step 4: Simplify right side
    141,329,912.10x = 11,659,454,484,134,248
  5. Step 5: Solve for x
    x = 11,659,454,484,134,248/141,329,912.10
  6. Step 6: Final answer
    x = 82,498,137.24

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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.