Home / 768,734,111.44-1,060,847,791.36-416,302,037.16

Finding the Fourth Proportional to 768,734,111.44, 1,060,847,791.36 and 416,302,037.16

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Solution

The fourth proportional to 768,734,111.44, 1,060,847,791.36 and 416,302,037.16 is: 574,493,950.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,734,111.44 : 1,060,847,791.36 = 416,302,037.16 : x
  2. Step 2: Convert to fraction form
    768,734,111.44/1,060,847,791.36 = 416,302,037.16/x
  3. Step 3: Cross multiply
    768,734,111.44x = 1,060,847,791.36 × 416,302,037.16
  4. Step 4: Simplify right side
    768,734,111.44x = 441,633,096,659,854,656
  5. Step 5: Solve for x
    x = 441,633,096,659,854,656/768,734,111.44
  6. Step 6: Final answer
    x = 574,493,950.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.