Home / 267,924,190.72-401,631,192.96-86,043,822.88

Finding the Fourth Proportional to 267,924,190.72, 401,631,192.96 and 86,043,822.88

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Solution

The fourth proportional to 267,924,190.72, 401,631,192.96 and 86,043,822.88 is: 128,983,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,924,190.72 : 401,631,192.96 = 86,043,822.88 : x
  2. Step 2: Convert to fraction form
    267,924,190.72/401,631,192.96 = 86,043,822.88/x
  3. Step 3: Cross multiply
    267,924,190.72x = 401,631,192.96 × 86,043,822.88
  4. Step 4: Simplify right side
    267,924,190.72x = 34,557,883,230,133,340
  5. Step 5: Solve for x
    x = 34,557,883,230,133,340/267,924,190.72
  6. Step 6: Final answer
    x = 128,983,811.19

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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.