Home / 66,555,174.12-99,766,626.30-46,317,900.84

Finding the Fourth Proportional to 66,555,174.12, 99,766,626.30 and 46,317,900.84

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Solution

The fourth proportional to 66,555,174.12, 99,766,626.30 and 46,317,900.84 is: 69,430,825.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,555,174.12 : 99,766,626.30 = 46,317,900.84 : x
  2. Step 2: Convert to fraction form
    66,555,174.12/99,766,626.30 = 46,317,900.84/x
  3. Step 3: Cross multiply
    66,555,174.12x = 99,766,626.30 × 46,317,900.84
  4. Step 4: Simplify right side
    66,555,174.12x = 4,620,980,704,104,736
  5. Step 5: Solve for x
    x = 4,620,980,704,104,736/66,555,174.12
  6. Step 6: Final answer
    x = 69,430,825.86

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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.