Home / 225,550,399.77-311,324,422.32-136,228,155.93

Finding the Fourth Proportional to 225,550,399.77, 311,324,422.32 and 136,228,155.93

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Solution

The fourth proportional to 225,550,399.77, 311,324,422.32 and 136,228,155.93 is: 188,034,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,550,399.77 : 311,324,422.32 = 136,228,155.93 : x
  2. Step 2: Convert to fraction form
    225,550,399.77/311,324,422.32 = 136,228,155.93/x
  3. Step 3: Cross multiply
    225,550,399.77x = 311,324,422.32 × 136,228,155.93
  4. Step 4: Simplify right side
    225,550,399.77x = 42,411,151,948,626,136
  5. Step 5: Solve for x
    x = 42,411,151,948,626,136/225,550,399.77
  6. Step 6: Final answer
    x = 188,034,035.82

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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.