Home / 77,568,152.80-116,352,229.20-65,624,216.80

Finding the Fourth Proportional to 77,568,152.80, 116,352,229.20 and 65,624,216.80

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Solution

The fourth proportional to 77,568,152.80, 116,352,229.20 and 65,624,216.80 is: 98,436,325.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,568,152.80 : 116,352,229.20 = 65,624,216.80 : x
  2. Step 2: Convert to fraction form
    77,568,152.80/116,352,229.20 = 65,624,216.80/x
  3. Step 3: Cross multiply
    77,568,152.80x = 116,352,229.20 × 65,624,216.80
  4. Step 4: Simplify right side
    77,568,152.80x = 7,635,523,914,184,090
  5. Step 5: Solve for x
    x = 7,635,523,914,184,090/77,568,152.80
  6. Step 6: Final answer
    x = 98,436,325.20

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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.