Home / 80,983,440.83-121,487,758.40-26,383,315.55

Finding the Fourth Proportional to 80,983,440.83, 121,487,758.40 and 26,383,315.55

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Solution

The fourth proportional to 80,983,440.83, 121,487,758.40 and 26,383,315.55 is: 39,579,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,983,440.83 : 121,487,758.40 = 26,383,315.55 : x
  2. Step 2: Convert to fraction form
    80,983,440.83/121,487,758.40 = 26,383,315.55/x
  3. Step 3: Cross multiply
    80,983,440.83x = 121,487,758.40 × 26,383,315.55
  4. Step 4: Simplify right side
    80,983,440.83x = 3,205,249,864,787,883
  5. Step 5: Solve for x
    x = 3,205,249,864,787,883/80,983,440.83
  6. Step 6: Final answer
    x = 39,579,077.30

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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.