Home / 173,161,201.20-259,741,801.80-157,540,772.40

Finding the Fourth Proportional to 173,161,201.20, 259,741,801.80 and 157,540,772.40

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Solution

The fourth proportional to 173,161,201.20, 259,741,801.80 and 157,540,772.40 is: 236,311,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,161,201.20 : 259,741,801.80 = 157,540,772.40 : x
  2. Step 2: Convert to fraction form
    173,161,201.20/259,741,801.80 = 157,540,772.40/x
  3. Step 3: Cross multiply
    173,161,201.20x = 259,741,801.80 × 157,540,772.40
  4. Step 4: Simplify right side
    173,161,201.20x = 40,919,924,080,139,712
  5. Step 5: Solve for x
    x = 40,919,924,080,139,712/173,161,201.20
  6. Step 6: Final answer
    x = 236,311,158.60

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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.