Home / 490,746,468.56-677,232,323.22-267,727,474.34

Finding the Fourth Proportional to 490,746,468.56, 677,232,323.22 and 267,727,474.34

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Solution

The fourth proportional to 490,746,468.56, 677,232,323.22 and 267,727,474.34 is: 369,465,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,746,468.56 : 677,232,323.22 = 267,727,474.34 : x
  2. Step 2: Convert to fraction form
    490,746,468.56/677,232,323.22 = 267,727,474.34/x
  3. Step 3: Cross multiply
    490,746,468.56x = 677,232,323.22 × 267,727,474.34
  4. Step 4: Simplify right side
    490,746,468.56x = 181,313,699,433,714,976
  5. Step 5: Solve for x
    x = 181,313,699,433,714,976/490,746,468.56
  6. Step 6: Final answer
    x = 369,465,112.95

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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.