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Finding the Fourth Proportional to 159,859,665.04, 220,611,687.06 and 97,968,051.04

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Solution

The fourth proportional to 159,859,665.04, 220,611,687.06 and 97,968,051.04 is: 135,199,188.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,859,665.04 : 220,611,687.06 = 97,968,051.04 : x
  2. Step 2: Convert to fraction form
    159,859,665.04/220,611,687.06 = 97,968,051.04/x
  3. Step 3: Cross multiply
    159,859,665.04x = 220,611,687.06 × 97,968,051.04
  4. Step 4: Simplify right side
    159,859,665.04x = 21,612,897,017,914,588
  5. Step 5: Solve for x
    x = 21,612,897,017,914,588/159,859,665.04
  6. Step 6: Final answer
    x = 135,199,188.69

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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.