Home / 259,769,351.28-358,345,795.32-160,618,404.72

Finding the Fourth Proportional to 259,769,351.28, 358,345,795.32 and 160,618,404.72

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Solution

The fourth proportional to 259,769,351.28, 358,345,795.32 and 160,618,404.72 is: 221,569,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,769,351.28 : 358,345,795.32 = 160,618,404.72 : x
  2. Step 2: Convert to fraction form
    259,769,351.28/358,345,795.32 = 160,618,404.72/x
  3. Step 3: Cross multiply
    259,769,351.28x = 358,345,795.32 × 160,618,404.72
  4. Step 4: Simplify right side
    259,769,351.28x = 57,556,929,982,418,040
  5. Step 5: Solve for x
    x = 57,556,929,982,418,040/259,769,351.28
  6. Step 6: Final answer
    x = 221,569,364.13

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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.