Home / 295,917,568.11-408,356,188.93-163,764,134.64

Finding the Fourth Proportional to 295,917,568.11, 408,356,188.93 and 163,764,134.64

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Solution

The fourth proportional to 295,917,568.11, 408,356,188.93 and 163,764,134.64 is: 225,988,941.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,917,568.11 : 408,356,188.93 = 163,764,134.64 : x
  2. Step 2: Convert to fraction form
    295,917,568.11/408,356,188.93 = 163,764,134.64/x
  3. Step 3: Cross multiply
    295,917,568.11x = 408,356,188.93 × 163,764,134.64
  4. Step 4: Simplify right side
    295,917,568.11x = 66,874,097,905,209,584
  5. Step 5: Solve for x
    x = 66,874,097,905,209,584/295,917,568.11
  6. Step 6: Final answer
    x = 225,988,941.22

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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.