Home / 167,859,478.80-251,789,218.20-99,667,069.20

Finding the Fourth Proportional to 167,859,478.80, 251,789,218.20 and 99,667,069.20

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Solution

The fourth proportional to 167,859,478.80, 251,789,218.20 and 99,667,069.20 is: 149,500,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,859,478.80 : 251,789,218.20 = 99,667,069.20 : x
  2. Step 2: Convert to fraction form
    167,859,478.80/251,789,218.20 = 99,667,069.20/x
  3. Step 3: Cross multiply
    167,859,478.80x = 251,789,218.20 × 99,667,069.20
  4. Step 4: Simplify right side
    167,859,478.80x = 25,095,093,434,153,300
  5. Step 5: Solve for x
    x = 25,095,093,434,153,300/167,859,478.80
  6. Step 6: Final answer
    x = 149,500,603.80

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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.