Home / 100,998,032.78-151,475,058.87-27,220,090.79

Finding the Fourth Proportional to 100,998,032.78, 151,475,058.87 and 27,220,090.79

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Solution

The fourth proportional to 100,998,032.78, 151,475,058.87 and 27,220,090.79 is: 40,824,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,998,032.78 : 151,475,058.87 = 27,220,090.79 : x
  2. Step 2: Convert to fraction form
    100,998,032.78/151,475,058.87 = 27,220,090.79/x
  3. Step 3: Cross multiply
    100,998,032.78x = 151,475,058.87 × 27,220,090.79
  4. Step 4: Simplify right side
    100,998,032.78x = 4,123,164,854,104,619.50
  5. Step 5: Solve for x
    x = 4,123,164,854,104,619.50/100,998,032.78
  6. Step 6: Final answer
    x = 40,824,209.55

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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.