Home / 83,245,135.81-124,910,758.86-60,404,383.02

Finding the Fourth Proportional to 83,245,135.81, 124,910,758.86 and 60,404,383.02

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Solution

The fourth proportional to 83,245,135.81, 124,910,758.86 and 60,404,383.02 is: 90,637,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,245,135.81 : 124,910,758.86 = 60,404,383.02 : x
  2. Step 2: Convert to fraction form
    83,245,135.81/124,910,758.86 = 60,404,383.02/x
  3. Step 3: Cross multiply
    83,245,135.81x = 124,910,758.86 × 60,404,383.02
  4. Step 4: Simplify right side
    83,245,135.81x = 7,545,157,321,498,299
  5. Step 5: Solve for x
    x = 7,545,157,321,498,299/83,245,135.81
  6. Step 6: Final answer
    x = 90,637,816.23

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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.