Home / 219,981,624.10-329,972,436.15-99,049,272.10

Finding the Fourth Proportional to 219,981,624.10, 329,972,436.15 and 99,049,272.10

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Solution

The fourth proportional to 219,981,624.10, 329,972,436.15 and 99,049,272.10 is: 148,573,908.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,981,624.10 : 329,972,436.15 = 99,049,272.10 : x
  2. Step 2: Convert to fraction form
    219,981,624.10/329,972,436.15 = 99,049,272.10/x
  3. Step 3: Cross multiply
    219,981,624.10x = 329,972,436.15 × 99,049,272.10
  4. Step 4: Simplify right side
    219,981,624.10x = 32,683,529,613,721,224
  5. Step 5: Solve for x
    x = 32,683,529,613,721,224/219,981,624.10
  6. Step 6: Final answer
    x = 148,573,908.15

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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.