Home / 1,074,938,056.34-1,611,446,891.06-419,736,650.90

Finding the Fourth Proportional to 1,074,938,056.34, 1,611,446,891.06 and 419,736,650.90

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Solution

The fourth proportional to 1,074,938,056.34, 1,611,446,891.06 and 419,736,650.90 is: 629,230,044.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,938,056.34 : 1,611,446,891.06 = 419,736,650.90 : x
  2. Step 2: Convert to fraction form
    1,074,938,056.34/1,611,446,891.06 = 419,736,650.90/x
  3. Step 3: Cross multiply
    1,074,938,056.34x = 1,611,446,891.06 × 419,736,650.90
  4. Step 4: Simplify right side
    1,074,938,056.34x = 676,383,321,149,733,632
  5. Step 5: Solve for x
    x = 676,383,321,149,733,632/1,074,938,056.34
  6. Step 6: Final answer
    x = 629,230,044.62

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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.