Home / 164,735,019.45-227,333,702.97-90,396,823.77

Finding the Fourth Proportional to 164,735,019.45, 227,333,702.97 and 90,396,823.77

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Solution

The fourth proportional to 164,735,019.45, 227,333,702.97 and 90,396,823.77 is: 124,747,274.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,735,019.45 : 227,333,702.97 = 90,396,823.77 : x
  2. Step 2: Convert to fraction form
    164,735,019.45/227,333,702.97 = 90,396,823.77/x
  3. Step 3: Cross multiply
    164,735,019.45x = 227,333,702.97 × 90,396,823.77
  4. Step 4: Simplify right side
    164,735,019.45x = 20,550,244,684,360,616
  5. Step 5: Solve for x
    x = 20,550,244,684,360,616/164,735,019.45
  6. Step 6: Final answer
    x = 124,747,274.46

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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.