Home / 327,078,296.26-490,712,437.95-105,744,910.52

Finding the Fourth Proportional to 327,078,296.26, 490,712,437.95 and 105,744,910.52

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Solution

The fourth proportional to 327,078,296.26, 490,712,437.95 and 105,744,910.52 is: 158,648,077.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,078,296.26 : 490,712,437.95 = 105,744,910.52 : x
  2. Step 2: Convert to fraction form
    327,078,296.26/490,712,437.95 = 105,744,910.52/x
  3. Step 3: Cross multiply
    327,078,296.26x = 490,712,437.95 × 105,744,910.52
  4. Step 4: Simplify right side
    327,078,296.26x = 51,890,342,842,904,040
  5. Step 5: Solve for x
    x = 51,890,342,842,904,040/327,078,296.26
  6. Step 6: Final answer
    x = 158,648,077.35

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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.