Home / 218,321,174.61-301,309,642.94-124,258,192.83

Finding the Fourth Proportional to 218,321,174.61, 301,309,642.94 and 124,258,192.83

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Solution

The fourth proportional to 218,321,174.61, 301,309,642.94 and 124,258,192.83 is: 171,491,344.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,321,174.61 : 301,309,642.94 = 124,258,192.83 : x
  2. Step 2: Convert to fraction form
    218,321,174.61/301,309,642.94 = 124,258,192.83/x
  3. Step 3: Cross multiply
    218,321,174.61x = 301,309,642.94 × 124,258,192.83
  4. Step 4: Simplify right side
    218,321,174.61x = 37,440,191,713,355,680
  5. Step 5: Solve for x
    x = 37,440,191,713,355,680/218,321,174.61
  6. Step 6: Final answer
    x = 171,491,344.26

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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.