Home / 225,801,891.90-311,716,096.11-151,435,249.16

Finding the Fourth Proportional to 225,801,891.90, 311,716,096.11 and 151,435,249.16

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Solution

The fourth proportional to 225,801,891.90, 311,716,096.11 and 151,435,249.16 is: 209,054,070.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,801,891.90 : 311,716,096.11 = 151,435,249.16 : x
  2. Step 2: Convert to fraction form
    225,801,891.90/311,716,096.11 = 151,435,249.16/x
  3. Step 3: Cross multiply
    225,801,891.90x = 311,716,096.11 × 151,435,249.16
  4. Step 4: Simplify right side
    225,801,891.90x = 47,204,804,680,041,776
  5. Step 5: Solve for x
    x = 47,204,804,680,041,776/225,801,891.90
  6. Step 6: Final answer
    x = 209,054,070.73

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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.