Home / 1,060,128,664.80-1,590,192,997.20-413,896,408.80

Finding the Fourth Proportional to 1,060,128,664.80, 1,590,192,997.20 and 413,896,408.80

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Solution

The fourth proportional to 1,060,128,664.80, 1,590,192,997.20 and 413,896,408.80 is: 620,844,613.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,060,128,664.80 : 1,590,192,997.20 = 413,896,408.80 : x
  2. Step 2: Convert to fraction form
    1,060,128,664.80/1,590,192,997.20 = 413,896,408.80/x
  3. Step 3: Cross multiply
    1,060,128,664.80x = 1,590,192,997.20 × 413,896,408.80
  4. Step 4: Simplify right side
    1,060,128,664.80x = 658,175,170,839,988,480
  5. Step 5: Solve for x
    x = 658,175,170,839,988,480/1,060,128,664.80
  6. Step 6: Final answer
    x = 620,844,613.20

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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.