Home / 159,859,618.29-220,611,622.55-97,968,004.29

Finding the Fourth Proportional to 159,859,618.29, 220,611,622.55 and 97,968,004.29

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Solution

The fourth proportional to 159,859,618.29, 220,611,622.55 and 97,968,004.29 is: 135,199,124.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,859,618.29 : 220,611,622.55 = 97,968,004.29 : x
  2. Step 2: Convert to fraction form
    159,859,618.29/220,611,622.55 = 97,968,004.29/x
  3. Step 3: Cross multiply
    159,859,618.29x = 220,611,622.55 × 97,968,004.29
  4. Step 4: Simplify right side
    159,859,618.29x = 21,612,880,383,912,420
  5. Step 5: Solve for x
    x = 21,612,880,383,912,420/159,859,618.29
  6. Step 6: Final answer
    x = 135,199,124.18

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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.