Home / 122,433,235.25-168,965,499.89-67,429,077.17

Finding the Fourth Proportional to 122,433,235.25, 168,965,499.89 and 67,429,077.17

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Solution

The fourth proportional to 122,433,235.25, 168,965,499.89 and 67,429,077.17 is: 93,056,331.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,433,235.25 : 168,965,499.89 = 67,429,077.17 : x
  2. Step 2: Convert to fraction form
    122,433,235.25/168,965,499.89 = 67,429,077.17/x
  3. Step 3: Cross multiply
    122,433,235.25x = 168,965,499.89 × 67,429,077.17
  4. Step 4: Simplify right side
    122,433,235.25x = 11,393,187,730,474,184
  5. Step 5: Solve for x
    x = 11,393,187,730,474,184/122,433,235.25
  6. Step 6: Final answer
    x = 93,056,331.54

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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.