Home / 219,981,653.10-329,972,479.65-99,049,301.10

Finding the Fourth Proportional to 219,981,653.10, 329,972,479.65 and 99,049,301.10

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Solution

The fourth proportional to 219,981,653.10, 329,972,479.65 and 99,049,301.10 is: 148,573,951.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,981,653.10 : 329,972,479.65 = 99,049,301.10 : x
  2. Step 2: Convert to fraction form
    219,981,653.10/329,972,479.65 = 99,049,301.10/x
  3. Step 3: Cross multiply
    219,981,653.10x = 329,972,479.65 × 99,049,301.10
  4. Step 4: Simplify right side
    219,981,653.10x = 32,683,543,491,566,468
  5. Step 5: Solve for x
    x = 32,683,543,491,566,468/219,981,653.10
  6. Step 6: Final answer
    x = 148,573,951.65

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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.