Home / 124,858,977.60-187,213,816.80-64,392,801.60

Finding the Fourth Proportional to 124,858,977.60, 187,213,816.80 and 64,392,801.60

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Solution

The fourth proportional to 124,858,977.60, 187,213,816.80 and 64,392,801.60 is: 96,550,703.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,858,977.60 : 187,213,816.80 = 64,392,801.60 : x
  2. Step 2: Convert to fraction form
    124,858,977.60/187,213,816.80 = 64,392,801.60/x
  3. Step 3: Cross multiply
    124,858,977.60x = 187,213,816.80 × 64,392,801.60
  4. Step 4: Simplify right side
    124,858,977.60x = 12,055,222,161,981,148
  5. Step 5: Solve for x
    x = 12,055,222,161,981,148/124,858,977.60
  6. Step 6: Final answer
    x = 96,550,703.79

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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.