Home / 163,979,721.18-226,293,520.98-93,414,285.54

Finding the Fourth Proportional to 163,979,721.18, 226,293,520.98 and 93,414,285.54

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Solution

The fourth proportional to 163,979,721.18, 226,293,520.98 and 93,414,285.54 is: 128,912,571.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,979,721.18 : 226,293,520.98 = 93,414,285.54 : x
  2. Step 2: Convert to fraction form
    163,979,721.18/226,293,520.98 = 93,414,285.54/x
  3. Step 3: Cross multiply
    163,979,721.18x = 226,293,520.98 × 93,414,285.54
  4. Step 4: Simplify right side
    163,979,721.18x = 21,139,047,584,677,700
  5. Step 5: Solve for x
    x = 21,139,047,584,677,700/163,979,721.18
  6. Step 6: Final answer
    x = 128,912,571.83

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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.