Home / 96,245,128.80-144,367,693.20-80,301,898.80

Finding the Fourth Proportional to 96,245,128.80, 144,367,693.20 and 80,301,898.80

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Solution

The fourth proportional to 96,245,128.80, 144,367,693.20 and 80,301,898.80 is: 120,452,848.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,245,128.80 : 144,367,693.20 = 80,301,898.80 : x
  2. Step 2: Convert to fraction form
    96,245,128.80/144,367,693.20 = 80,301,898.80/x
  3. Step 3: Cross multiply
    96,245,128.80x = 144,367,693.20 × 80,301,898.80
  4. Step 4: Simplify right side
    96,245,128.80x = 11,592,999,889,335,846
  5. Step 5: Solve for x
    x = 11,592,999,889,335,846/96,245,128.80
  6. Step 6: Final answer
    x = 120,452,848.20

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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.