Home / 74,757,400.20-112,136,100.30-48,929,367.60

Finding the Fourth Proportional to 74,757,400.20, 112,136,100.30 and 48,929,367.60

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Solution

The fourth proportional to 74,757,400.20, 112,136,100.30 and 48,929,367.60 is: 73,394,051.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,757,400.20 : 112,136,100.30 = 48,929,367.60 : x
  2. Step 2: Convert to fraction form
    74,757,400.20/112,136,100.30 = 48,929,367.60/x
  3. Step 3: Cross multiply
    74,757,400.20x = 112,136,100.30 × 48,929,367.60
  4. Step 4: Simplify right side
    74,757,400.20x = 5,486,748,472,809,170
  5. Step 5: Solve for x
    x = 5,486,748,472,809,170/74,757,400.20
  6. Step 6: Final answer
    x = 73,394,051.40

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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.