Home / 237,102,308.28-327,205,059.30-129,809,840.31

Finding the Fourth Proportional to 237,102,308.28, 327,205,059.30 and 129,809,840.31

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Solution

The fourth proportional to 237,102,308.28, 327,205,059.30 and 129,809,840.31 is: 179,139,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,102,308.28 : 327,205,059.30 = 129,809,840.31 : x
  2. Step 2: Convert to fraction form
    237,102,308.28/327,205,059.30 = 129,809,840.31/x
  3. Step 3: Cross multiply
    237,102,308.28x = 327,205,059.30 × 129,809,840.31
  4. Step 4: Simplify right side
    237,102,308.28x = 42,474,436,496,357,080
  5. Step 5: Solve for x
    x = 42,474,436,496,357,080/237,102,308.28
  6. Step 6: Final answer
    x = 179,139,700.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.