Home / 190,780,350.80-286,265,004.60-108,962,056.40

Finding the Fourth Proportional to 190,780,350.80, 286,265,004.60 and 108,962,056.40

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Solution

The fourth proportional to 190,780,350.80, 286,265,004.60 and 108,962,056.40 is: 163,497,044.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,780,350.80 : 286,265,004.60 = 108,962,056.40 : x
  2. Step 2: Convert to fraction form
    190,780,350.80/286,265,004.60 = 108,962,056.40/x
  3. Step 3: Cross multiply
    190,780,350.80x = 286,265,004.60 × 108,962,056.40
  4. Step 4: Simplify right side
    190,780,350.80x = 31,192,023,576,571,464
  5. Step 5: Solve for x
    x = 31,192,023,576,571,464/190,780,350.80
  6. Step 6: Final answer
    x = 163,497,044.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.