Home / 722,435,900.63-997,044,247.31-404,981,886.92

Finding the Fourth Proportional to 722,435,900.63, 997,044,247.31 and 404,981,886.92

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Solution

The fourth proportional to 722,435,900.63, 997,044,247.31 and 404,981,886.92 is: 558,921,366.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,435,900.63 : 997,044,247.31 = 404,981,886.92 : x
  2. Step 2: Convert to fraction form
    722,435,900.63/997,044,247.31 = 404,981,886.92/x
  3. Step 3: Cross multiply
    722,435,900.63x = 997,044,247.31 × 404,981,886.92
  4. Step 4: Simplify right side
    722,435,900.63x = 403,784,860,611,324,800
  5. Step 5: Solve for x
    x = 403,784,860,611,324,800/722,435,900.63
  6. Step 6: Final answer
    x = 558,921,366.26

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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.