Home / 295,644,704.32-407,992,334.21-163,494,591.40

Finding the Fourth Proportional to 295,644,704.32, 407,992,334.21 and 163,494,591.40

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Solution

The fourth proportional to 295,644,704.32, 407,992,334.21 and 163,494,591.40 is: 225,623,997.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,644,704.32 : 407,992,334.21 = 163,494,591.40 : x
  2. Step 2: Convert to fraction form
    295,644,704.32/407,992,334.21 = 163,494,591.40/x
  3. Step 3: Cross multiply
    295,644,704.32x = 407,992,334.21 × 163,494,591.40
  4. Step 4: Simplify right side
    295,644,704.32x = 66,704,539,975,996,192
  5. Step 5: Solve for x
    x = 66,704,539,975,996,192/295,644,704.32
  6. Step 6: Final answer
    x = 225,623,997.32

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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.