Home / 798,645,777.34-1,102,188,204.54-441,405,868.90

Finding the Fourth Proportional to 798,645,777.34, 1,102,188,204.54 and 441,405,868.90

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Solution

The fourth proportional to 798,645,777.34, 1,102,188,204.54 and 441,405,868.90 is: 609,171,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,645,777.34 : 1,102,188,204.54 = 441,405,868.90 : x
  2. Step 2: Convert to fraction form
    798,645,777.34/1,102,188,204.54 = 441,405,868.90/x
  3. Step 3: Cross multiply
    798,645,777.34x = 1,102,188,204.54 × 441,405,868.90
  4. Step 4: Simplify right side
    798,645,777.34x = 486,512,342,116,309,568
  5. Step 5: Solve for x
    x = 486,512,342,116,309,568/798,645,777.34
  6. Step 6: Final answer
    x = 609,171,620.16

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1.5x scale

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.