Home / 327,333,218.04-491,091,943.50-143,116,871.76

Finding the Fourth Proportional to 327,333,218.04, 491,091,943.50 and 143,116,871.76

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Solution

The fourth proportional to 327,333,218.04, 491,091,943.50 and 143,116,871.76 is: 214,715,582.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,333,218.04 : 491,091,943.50 = 143,116,871.76 : x
  2. Step 2: Convert to fraction form
    327,333,218.04/491,091,943.50 = 143,116,871.76/x
  3. Step 3: Cross multiply
    327,333,218.04x = 491,091,943.50 × 143,116,871.76
  4. Step 4: Simplify right side
    327,333,218.04x = 70,283,542,700,258,664
  5. Step 5: Solve for x
    x = 70,283,542,700,258,664/327,333,218.04
  6. Step 6: Final answer
    x = 214,715,582.86

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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.