Home / 64,516,521.60-96,711,796.80-57,714,076.80

Finding the Fourth Proportional to 64,516,521.60, 96,711,796.80 and 57,714,076.80

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Solution

The fourth proportional to 64,516,521.60, 96,711,796.80 and 57,714,076.80 is: 86,514,770.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516,521.60 : 96,711,796.80 = 57,714,076.80 : x
  2. Step 2: Convert to fraction form
    64,516,521.60/96,711,796.80 = 57,714,076.80/x
  3. Step 3: Cross multiply
    64,516,521.60x = 96,711,796.80 × 57,714,076.80
  4. Step 4: Simplify right side
    64,516,521.60x = 5,581,632,067,981,194
  5. Step 5: Solve for x
    x = 5,581,632,067,981,194/64,516,521.60
  6. Step 6: Final answer
    x = 86,514,770.63

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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.