Home / 215,638,954.54-323,343,347.76-111,903,710.71

Finding the Fourth Proportional to 215,638,954.54, 323,343,347.76 and 111,903,710.71

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Solution

The fourth proportional to 215,638,954.54, 323,343,347.76 and 111,903,710.71 is: 167,795,844.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,638,954.54 : 323,343,347.76 = 111,903,710.71 : x
  2. Step 2: Convert to fraction form
    215,638,954.54/323,343,347.76 = 111,903,710.71/x
  3. Step 3: Cross multiply
    215,638,954.54x = 323,343,347.76 × 111,903,710.71
  4. Step 4: Simplify right side
    215,638,954.54x = 36,183,320,446,121,248
  5. Step 5: Solve for x
    x = 36,183,320,446,121,248/215,638,954.54
  6. Step 6: Final answer
    x = 167,795,844.33

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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.