Home / 159,162,718.97-219,642,302.37-89,547,933.77

Finding the Fourth Proportional to 159,162,718.97, 219,642,302.37 and 89,547,933.77

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Solution

The fourth proportional to 159,162,718.97, 219,642,302.37 and 89,547,933.77 is: 123,574,882.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,162,718.97 : 219,642,302.37 = 89,547,933.77 : x
  2. Step 2: Convert to fraction form
    159,162,718.97/219,642,302.37 = 89,547,933.77/x
  3. Step 3: Cross multiply
    159,162,718.97x = 219,642,302.37 × 89,547,933.77
  4. Step 4: Simplify right side
    159,162,718.97x = 19,668,514,344,620,864
  5. Step 5: Solve for x
    x = 19,668,514,344,620,864/159,162,718.97
  6. Step 6: Final answer
    x = 123,574,882.82

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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.