Home / 140,952,840.20-211,366,274.70-54,662,568.20

Finding the Fourth Proportional to 140,952,840.20, 211,366,274.70 and 54,662,568.20

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Solution

The fourth proportional to 140,952,840.20, 211,366,274.70 and 54,662,568.20 is: 81,969,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,952,840.20 : 211,366,274.70 = 54,662,568.20 : x
  2. Step 2: Convert to fraction form
    140,952,840.20/211,366,274.70 = 54,662,568.20/x
  3. Step 3: Cross multiply
    140,952,840.20x = 211,366,274.70 × 54,662,568.20
  4. Step 4: Simplify right side
    140,952,840.20x = 11,553,823,405,968,684
  5. Step 5: Solve for x
    x = 11,553,823,405,968,684/140,952,840.20
  6. Step 6: Final answer
    x = 81,969,426.01

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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.