Home / 275,849,487,534.02-413,985,424,662.68-124,861,821,806.61

Finding the Fourth Proportional to 275,849,487,534.02, 413,985,424,662.68 and 124,861,821,806.61

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Solution

The fourth proportional to 275,849,487,534.02, 413,985,424,662.68 and 124,861,821,806.61 is: 187,388,328,275.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,849,487,534.02 : 413,985,424,662.68 = 124,861,821,806.61 : x
  2. Step 2: Convert to fraction form
    275,849,487,534.02/413,985,424,662.68 = 124,861,821,806.61/x
  3. Step 3: Cross multiply
    275,849,487,534.02x = 413,985,424,662.68 × 124,861,821,806.61
  4. Step 4: Simplify right side
    275,849,487,534.02x = 51,690,974,324,765,317,136,384
  5. Step 5: Solve for x
    x = 51,690,974,324,765,317,136,384/275,849,487,534.02
  6. Step 6: Final answer
    x = 187,388,328,275.91

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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.