Home / 164,011,424.50-226,340,489.73-90,677,290.42

Finding the Fourth Proportional to 164,011,424.50, 226,340,489.73 and 90,677,290.42

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Solution

The fourth proportional to 164,011,424.50, 226,340,489.73 and 90,677,290.42 is: 125,137,272.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,011,424.50 : 226,340,489.73 = 90,677,290.42 : x
  2. Step 2: Convert to fraction form
    164,011,424.50/226,340,489.73 = 90,677,290.42/x
  3. Step 3: Cross multiply
    164,011,424.50x = 226,340,489.73 × 90,677,290.42
  4. Step 4: Simplify right side
    164,011,424.50x = 20,523,942,321,052,236
  5. Step 5: Solve for x
    x = 20,523,942,321,052,236/164,011,424.50
  6. Step 6: Final answer
    x = 125,137,272.50

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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.