Home / 96,740,470.76-133,511,279.46-72,251,669.48

Finding the Fourth Proportional to 96,740,470.76, 133,511,279.46 and 72,251,669.48

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Solution

The fourth proportional to 96,740,470.76, 133,511,279.46 and 72,251,669.48 is: 99,714,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,740,470.76 : 133,511,279.46 = 72,251,669.48 : x
  2. Step 2: Convert to fraction form
    96,740,470.76/133,511,279.46 = 72,251,669.48/x
  3. Step 3: Cross multiply
    96,740,470.76x = 133,511,279.46 × 72,251,669.48
  4. Step 4: Simplify right side
    96,740,470.76x = 9,646,412,835,395,832
  5. Step 5: Solve for x
    x = 9,646,412,835,395,832/96,740,470.76
  6. Step 6: Final answer
    x = 99,714,346.64

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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.