Home / 218,502,736.53-301,530,209.63-119,381,350.73

Finding the Fourth Proportional to 218,502,736.53, 301,530,209.63 and 119,381,350.73

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Solution

The fourth proportional to 218,502,736.53, 301,530,209.63 and 119,381,350.73 is: 164,744,315.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,502,736.53 : 301,530,209.63 = 119,381,350.73 : x
  2. Step 2: Convert to fraction form
    218,502,736.53/301,530,209.63 = 119,381,350.73/x
  3. Step 3: Cross multiply
    218,502,736.53x = 301,530,209.63 × 119,381,350.73
  4. Step 4: Simplify right side
    218,502,736.53x = 35,997,083,709,424,892
  5. Step 5: Solve for x
    x = 35,997,083,709,424,892/218,502,736.53
  6. Step 6: Final answer
    x = 164,744,315.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.