Home / 146,689,163.33-202,386,900.98-87,930,389.16

Finding the Fourth Proportional to 146,689,163.33, 202,386,900.98 and 87,930,389.16

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Solution

The fourth proportional to 146,689,163.33, 202,386,900.98 and 87,930,389.16 is: 121,317,475.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,689,163.33 : 202,386,900.98 = 87,930,389.16 : x
  2. Step 2: Convert to fraction form
    146,689,163.33/202,386,900.98 = 87,930,389.16/x
  3. Step 3: Cross multiply
    146,689,163.33x = 202,386,900.98 × 87,930,389.16
  4. Step 4: Simplify right side
    146,689,163.33x = 17,795,958,964,277,610
  5. Step 5: Solve for x
    x = 17,795,958,964,277,610/146,689,163.33
  6. Step 6: Final answer
    x = 121,317,475.41

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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.