Home / 77,952,001.20-116,760,040.20-64,515,073.20

Finding the Fourth Proportional to 77,952,001.20, 116,760,040.20 and 64,515,073.20

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Solution

The fourth proportional to 77,952,001.20, 116,760,040.20 and 64,515,073.20 is: 96,633,600.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,952,001.20 : 116,760,040.20 = 64,515,073.20 : x
  2. Step 2: Convert to fraction form
    77,952,001.20/116,760,040.20 = 64,515,073.20/x
  3. Step 3: Cross multiply
    77,952,001.20x = 116,760,040.20 × 64,515,073.20
  4. Step 4: Simplify right side
    77,952,001.20x = 7,532,782,540,337,943
  5. Step 5: Solve for x
    x = 7,532,782,540,337,943/77,952,001.20
  6. Step 6: Final answer
    x = 96,633,600.48

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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.