Home / 123,064,567.20-169,827,726.72-67,311,589.44

Finding the Fourth Proportional to 123,064,567.20, 169,827,726.72 and 67,311,589.44

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Solution

The fourth proportional to 123,064,567.20, 169,827,726.72 and 67,311,589.44 is: 92,889,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,064,567.20 : 169,827,726.72 = 67,311,589.44 : x
  2. Step 2: Convert to fraction form
    123,064,567.20/169,827,726.72 = 67,311,589.44/x
  3. Step 3: Cross multiply
    123,064,567.20x = 169,827,726.72 × 67,311,589.44
  4. Step 4: Simplify right side
    123,064,567.20x = 11,431,374,216,505,158
  5. Step 5: Solve for x
    x = 11,431,374,216,505,158/123,064,567.20
  6. Step 6: Final answer
    x = 92,889,240.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.