Home / 225,778,057.67-311,707,301.36-142,217,814.35

Finding the Fourth Proportional to 225,778,057.67, 311,707,301.36 and 142,217,814.35

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Solution

The fourth proportional to 225,778,057.67, 311,707,301.36 and 142,217,814.35 is: 196,344,727.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,778,057.67 : 311,707,301.36 = 142,217,814.35 : x
  2. Step 2: Convert to fraction form
    225,778,057.67/311,707,301.36 = 142,217,814.35/x
  3. Step 3: Cross multiply
    225,778,057.67x = 311,707,301.36 × 142,217,814.35
  4. Step 4: Simplify right side
    225,778,057.67x = 44,330,331,117,625,896
  5. Step 5: Solve for x
    x = 44,330,331,117,625,896/225,778,057.67
  6. Step 6: Final answer
    x = 196,344,727.10

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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.