Home / 75,653,516.04-104,408,285.22-42,620,251.56

Finding the Fourth Proportional to 75,653,516.04, 104,408,285.22 and 42,620,251.56

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Solution

The fourth proportional to 75,653,516.04, 104,408,285.22 and 42,620,251.56 is: 58,819,571.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,653,516.04 : 104,408,285.22 = 42,620,251.56 : x
  2. Step 2: Convert to fraction form
    75,653,516.04/104,408,285.22 = 42,620,251.56/x
  3. Step 3: Cross multiply
    75,653,516.04x = 104,408,285.22 × 42,620,251.56
  4. Step 4: Simplify right side
    75,653,516.04x = 4,449,907,381,024,630
  5. Step 5: Solve for x
    x = 4,449,907,381,024,630/75,653,516.04
  6. Step 6: Final answer
    x = 58,819,571.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.