Home / 53,720,215.20-80,664,303.60-31,045,399.20

Finding the Fourth Proportional to 53,720,215.20, 80,664,303.60 and 31,045,399.20

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Solution

The fourth proportional to 53,720,215.20, 80,664,303.60 and 31,045,399.20 is: 46,616,632.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,720,215.20 : 80,664,303.60 = 31,045,399.20 : x
  2. Step 2: Convert to fraction form
    53,720,215.20/80,664,303.60 = 31,045,399.20/x
  3. Step 3: Cross multiply
    53,720,215.20x = 80,664,303.60 × 31,045,399.20
  4. Step 4: Simplify right side
    53,720,215.20x = 2,504,255,506,451,997
  5. Step 5: Solve for x
    x = 2,504,255,506,451,997/53,720,215.20
  6. Step 6: Final answer
    x = 46,616,632.07

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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.