Home / 1,376,401,929,213.50-2,064,250,737,957.20-408,083,943,116.25

Finding the Fourth Proportional to 1,376,401,929,213.50, 2,064,250,737,957.20 and 408,083,943,116.25

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Solution

The fourth proportional to 1,376,401,929,213.50, 2,064,250,737,957.20 and 408,083,943,116.25 is: 612,021,505,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,401,929,213.50 : 2,064,250,737,957.20 = 408,083,943,116.25 : x
  2. Step 2: Convert to fraction form
    1,376,401,929,213.50/2,064,250,737,957.20 = 408,083,943,116.25/x
  3. Step 3: Cross multiply
    1,376,401,929,213.50x = 2,064,250,737,957.20 × 408,083,943,116.25
  4. Step 4: Simplify right side
    1,376,401,929,213.50x = 842,387,580,726,203,134,246,912
  5. Step 5: Solve for x
    x = 842,387,580,726,203,134,246,912/1,376,401,929,213.50
  6. Step 6: Final answer
    x = 612,021,505,380.74

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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.