Home / 66,734,077.20-100,101,115.80-53,745,046.80

Finding the Fourth Proportional to 66,734,077.20, 100,101,115.80 and 53,745,046.80

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Solution

The fourth proportional to 66,734,077.20, 100,101,115.80 and 53,745,046.80 is: 80,617,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,734,077.20 : 100,101,115.80 = 53,745,046.80 : x
  2. Step 2: Convert to fraction form
    66,734,077.20/100,101,115.80 = 53,745,046.80/x
  3. Step 3: Cross multiply
    66,734,077.20x = 100,101,115.80 × 53,745,046.80
  4. Step 4: Simplify right side
    66,734,077.20x = 5,379,939,153,403,219
  5. Step 5: Solve for x
    x = 5,379,939,153,403,219/66,734,077.20
  6. Step 6: Final answer
    x = 80,617,570.20

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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.