Home / 908,053,471-1,362,080,221.44-217,960,724.08

Finding the Fourth Proportional to 908,053,471, 1,362,080,221.44 and 217,960,724.08

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Solution

The fourth proportional to 908,053,471, 1,362,080,221.44 and 217,960,724.08 is: 326,941,089.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,053,471 : 1,362,080,221.44 = 217,960,724.08 : x
  2. Step 2: Convert to fraction form
    908,053,471/1,362,080,221.44 = 217,960,724.08/x
  3. Step 3: Cross multiply
    908,053,471x = 1,362,080,221.44 × 217,960,724.08
  4. Step 4: Simplify right side
    908,053,471x = 296,879,991,320,109,184
  5. Step 5: Solve for x
    x = 296,879,991,320,109,184/908,053,471
  6. Step 6: Final answer
    x = 326,941,089.71

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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.