Home / 46,509,912.30-69,764,868.45-30,354,105.90

Finding the Fourth Proportional to 46,509,912.30, 69,764,868.45 and 30,354,105.90

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Solution

The fourth proportional to 46,509,912.30, 69,764,868.45 and 30,354,105.90 is: 45,531,158.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,509,912.30 : 69,764,868.45 = 30,354,105.90 : x
  2. Step 2: Convert to fraction form
    46,509,912.30/69,764,868.45 = 30,354,105.90/x
  3. Step 3: Cross multiply
    46,509,912.30x = 69,764,868.45 × 30,354,105.90
  4. Step 4: Simplify right side
    46,509,912.30x = 2,117,650,205,030,868.75
  5. Step 5: Solve for x
    x = 2,117,650,205,030,868.75/46,509,912.30
  6. Step 6: Final answer
    x = 45,531,158.85

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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.