Home / 262,508,417.41-393,711,543.19-75,749,230.51

Finding the Fourth Proportional to 262,508,417.41, 393,711,543.19 and 75,749,230.51

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Solution

The fourth proportional to 262,508,417.41, 393,711,543.19 and 75,749,230.51 is: 113,609,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,508,417.41 : 393,711,543.19 = 75,749,230.51 : x
  2. Step 2: Convert to fraction form
    262,508,417.41/393,711,543.19 = 75,749,230.51/x
  3. Step 3: Cross multiply
    262,508,417.41x = 393,711,543.19 × 75,749,230.51
  4. Step 4: Simplify right side
    262,508,417.41x = 29,823,346,439,338,948
  5. Step 5: Solve for x
    x = 29,823,346,439,338,948/262,508,417.41
  6. Step 6: Final answer
    x = 113,609,105.31

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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.