Home / 50,320,477.80-75,480,716.70-49,470,172.20

Finding the Fourth Proportional to 50,320,477.80, 75,480,716.70 and 49,470,172.20

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Solution

The fourth proportional to 50,320,477.80, 75,480,716.70 and 49,470,172.20 is: 74,205,258.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,320,477.80 : 75,480,716.70 = 49,470,172.20 : x
  2. Step 2: Convert to fraction form
    50,320,477.80/75,480,716.70 = 49,470,172.20/x
  3. Step 3: Cross multiply
    50,320,477.80x = 75,480,716.70 × 49,470,172.20
  4. Step 4: Simplify right side
    50,320,477.80x = 3,734,044,052,928,416
  5. Step 5: Solve for x
    x = 3,734,044,052,928,416/50,320,477.80
  6. Step 6: Final answer
    x = 74,205,258.30

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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.