Home / 53,901,089.10-80,851,633.65-45,398,033.10

Finding the Fourth Proportional to 53,901,089.10, 80,851,633.65 and 45,398,033.10

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Solution

The fourth proportional to 53,901,089.10, 80,851,633.65 and 45,398,033.10 is: 68,097,049.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901,089.10 : 80,851,633.65 = 45,398,033.10 : x
  2. Step 2: Convert to fraction form
    53,901,089.10/80,851,633.65 = 45,398,033.10/x
  3. Step 3: Cross multiply
    53,901,089.10x = 80,851,633.65 × 45,398,033.10
  4. Step 4: Simplify right side
    53,901,089.10x = 3,670,505,140,631,774
  5. Step 5: Solve for x
    x = 3,670,505,140,631,774/53,901,089.10
  6. Step 6: Final answer
    x = 68,097,049.65

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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.