Home / 77,899,172.88-116,859,389.76-32,450,338.56

Finding the Fourth Proportional to 77,899,172.88, 116,859,389.76 and 32,450,338.56

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Solution

The fourth proportional to 77,899,172.88, 116,859,389.76 and 32,450,338.56 is: 48,679,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,899,172.88 : 116,859,389.76 = 32,450,338.56 : x
  2. Step 2: Convert to fraction form
    77,899,172.88/116,859,389.76 = 32,450,338.56/x
  3. Step 3: Cross multiply
    77,899,172.88x = 116,859,389.76 × 32,450,338.56
  4. Step 4: Simplify right side
    77,899,172.88x = 3,792,126,761,626,997
  5. Step 5: Solve for x
    x = 3,792,126,761,626,997/77,899,172.88
  6. Step 6: Final answer
    x = 48,679,936.15

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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.