Home / 73,296,040.80-109,944,061.20-69,936,808.80

Finding the Fourth Proportional to 73,296,040.80, 109,944,061.20 and 69,936,808.80

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Solution

The fourth proportional to 73,296,040.80, 109,944,061.20 and 69,936,808.80 is: 104,905,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,296,040.80 : 109,944,061.20 = 69,936,808.80 : x
  2. Step 2: Convert to fraction form
    73,296,040.80/109,944,061.20 = 69,936,808.80/x
  3. Step 3: Cross multiply
    73,296,040.80x = 109,944,061.20 × 69,936,808.80
  4. Step 4: Simplify right side
    73,296,040.80x = 7,689,136,786,839,898
  5. Step 5: Solve for x
    x = 7,689,136,786,839,898/73,296,040.80
  6. Step 6: Final answer
    x = 104,905,213.20

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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.