Home / 181,845,794.70-272,804,121.45-72,652,383.90

Finding the Fourth Proportional to 181,845,794.70, 272,804,121.45 and 72,652,383.90

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Solution

The fourth proportional to 181,845,794.70, 272,804,121.45 and 72,652,383.90 is: 108,992,730.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,845,794.70 : 272,804,121.45 = 72,652,383.90 : x
  2. Step 2: Convert to fraction form
    181,845,794.70/272,804,121.45 = 72,652,383.90/x
  3. Step 3: Cross multiply
    181,845,794.70x = 272,804,121.45 × 72,652,383.90
  4. Step 4: Simplify right side
    181,845,794.70x = 19,819,869,761,087,624
  5. Step 5: Solve for x
    x = 19,819,869,761,087,624/181,845,794.70
  6. Step 6: Final answer
    x = 108,992,730.87

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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.