Home / 275,849,487,529.72-413,985,424,656.30-124,861,821,802.35

Finding the Fourth Proportional to 275,849,487,529.72, 413,985,424,656.30 and 124,861,821,802.35

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Solution

The fourth proportional to 275,849,487,529.72, 413,985,424,656.30 and 124,861,821,802.35 is: 187,388,328,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,849,487,529.72 : 413,985,424,656.30 = 124,861,821,802.35 : x
  2. Step 2: Convert to fraction form
    275,849,487,529.72/413,985,424,656.30 = 124,861,821,802.35/x
  3. Step 3: Cross multiply
    275,849,487,529.72x = 413,985,424,656.30 × 124,861,821,802.35
  4. Step 4: Simplify right side
    275,849,487,529.72x = 51,690,974,322,205,122,363,392
  5. Step 5: Solve for x
    x = 51,690,974,322,205,122,363,392/275,849,487,529.72
  6. Step 6: Final answer
    x = 187,388,328,269.55

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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.