Home / 60,689,442.30-91,034,163.45-40,282,107.90

Finding the Fourth Proportional to 60,689,442.30, 91,034,163.45 and 40,282,107.90

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Solution

The fourth proportional to 60,689,442.30, 91,034,163.45 and 40,282,107.90 is: 60,423,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,689,442.30 : 91,034,163.45 = 40,282,107.90 : x
  2. Step 2: Convert to fraction form
    60,689,442.30/91,034,163.45 = 40,282,107.90/x
  3. Step 3: Cross multiply
    60,689,442.30x = 91,034,163.45 × 40,282,107.90
  4. Step 4: Simplify right side
    60,689,442.30x = 3,667,047,994,679,136
  5. Step 5: Solve for x
    x = 3,667,047,994,679,136/60,689,442.30
  6. Step 6: Final answer
    x = 60,423,161.85

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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.