Home / 122,531,265-169,093,147.32-67,527,120.96

Finding the Fourth Proportional to 122,531,265, 169,093,147.32 and 67,527,120.96

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Solution

The fourth proportional to 122,531,265, 169,093,147.32 and 67,527,120.96 is: 93,187,427.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,531,265 : 169,093,147.32 = 67,527,120.96 : x
  2. Step 2: Convert to fraction form
    122,531,265/169,093,147.32 = 67,527,120.96/x
  3. Step 3: Cross multiply
    122,531,265x = 169,093,147.32 × 67,527,120.96
  4. Step 4: Simplify right side
    122,531,265x = 11,418,373,412,584,738
  5. Step 5: Solve for x
    x = 11,418,373,412,584,738/122,531,265
  6. Step 6: Final answer
    x = 93,187,427.82

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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.