Home / 142,220,428.37-213,330,917.00-54,823,101.83

Finding the Fourth Proportional to 142,220,428.37, 213,330,917.00 and 54,823,101.83

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Solution

The fourth proportional to 142,220,428.37, 213,330,917.00 and 54,823,101.83 is: 82,234,758.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,220,428.37 : 213,330,917.00 = 54,823,101.83 : x
  2. Step 2: Convert to fraction form
    142,220,428.37/213,330,917.00 = 54,823,101.83/x
  3. Step 3: Cross multiply
    142,220,428.37x = 213,330,917.00 × 54,823,101.83
  4. Step 4: Simplify right side
    142,220,428.37x = 11,695,462,584,837,508
  5. Step 5: Solve for x
    x = 11,695,462,584,837,508/142,220,428.37
  6. Step 6: Final answer
    x = 82,234,758.53

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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.