Home / 674,981,455.92-1,012,137,252.12-214,859,808.96

Finding the Fourth Proportional to 674,981,455.92, 1,012,137,252.12 and 214,859,808.96

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Solution

The fourth proportional to 674,981,455.92, 1,012,137,252.12 and 214,859,808.96 is: 322,183,098.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,981,455.92 : 1,012,137,252.12 = 214,859,808.96 : x
  2. Step 2: Convert to fraction form
    674,981,455.92/1,012,137,252.12 = 214,859,808.96/x
  3. Step 3: Cross multiply
    674,981,455.92x = 1,012,137,252.12 × 214,859,808.96
  4. Step 4: Simplify right side
    674,981,455.92x = 217,467,616,631,802,560
  5. Step 5: Solve for x
    x = 217,467,616,631,802,560/674,981,455.92
  6. Step 6: Final answer
    x = 322,183,098.11

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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.