Home / 167,014,645.53-250,440,006.80-68,628,528.51

Finding the Fourth Proportional to 167,014,645.53, 250,440,006.80 and 68,628,528.51

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Solution

The fourth proportional to 167,014,645.53, 250,440,006.80 and 68,628,528.51 is: 102,909,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,014,645.53 : 250,440,006.80 = 68,628,528.51 : x
  2. Step 2: Convert to fraction form
    167,014,645.53/250,440,006.80 = 68,628,528.51/x
  3. Step 3: Cross multiply
    167,014,645.53x = 250,440,006.80 × 68,628,528.51
  4. Step 4: Simplify right side
    167,014,645.53x = 17,187,329,145,123,050
  5. Step 5: Solve for x
    x = 17,187,329,145,123,050/167,014,645.53
  6. Step 6: Final answer
    x = 102,909,113.70

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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.