Home / 193,647,455.12-267,225,707.04-105,539,560.59

Finding the Fourth Proportional to 193,647,455.12, 267,225,707.04 and 105,539,560.59

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Solution

The fourth proportional to 193,647,455.12, 267,225,707.04 and 105,539,560.59 is: 145,640,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,647,455.12 : 267,225,707.04 = 105,539,560.59 : x
  2. Step 2: Convert to fraction form
    193,647,455.12/267,225,707.04 = 105,539,560.59/x
  3. Step 3: Cross multiply
    193,647,455.12x = 267,225,707.04 × 105,539,560.59
  4. Step 4: Simplify right side
    193,647,455.12x = 28,202,883,699,353,668
  5. Step 5: Solve for x
    x = 28,202,883,699,353,668/193,647,455.12
  6. Step 6: Final answer
    x = 145,640,352.89

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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.