Home / 54,980,176.80-82,470,265.20-53,720,464.80

Finding the Fourth Proportional to 54,980,176.80, 82,470,265.20 and 53,720,464.80

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Solution

The fourth proportional to 54,980,176.80, 82,470,265.20 and 53,720,464.80 is: 80,580,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,980,176.80 : 82,470,265.20 = 53,720,464.80 : x
  2. Step 2: Convert to fraction form
    54,980,176.80/82,470,265.20 = 53,720,464.80/x
  3. Step 3: Cross multiply
    54,980,176.80x = 82,470,265.20 × 53,720,464.80
  4. Step 4: Simplify right side
    54,980,176.80x = 4,430,340,978,723,265
  5. Step 5: Solve for x
    x = 4,430,340,978,723,265/54,980,176.80
  6. Step 6: Final answer
    x = 80,580,697.20

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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.