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Finding the Fourth Proportional to 119,598,906.30, 167,551,842.90 and 119,598,906.30

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Solution

The fourth proportional to 119,598,906.30, 167,551,842.90 and 119,598,906.30 is: 167,551,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,598,906.30 : 167,551,842.90 = 119,598,906.30 : x
  2. Step 2: Convert to fraction form
    119,598,906.30/167,551,842.90 = 119,598,906.30/x
  3. Step 3: Cross multiply
    119,598,906.30x = 167,551,842.90 × 119,598,906.30
  4. Step 4: Simplify right side
    119,598,906.30x = 20,039,017,159,389,420
  5. Step 5: Solve for x
    x = 20,039,017,159,389,420/119,598,906.30
  6. Step 6: Final answer
    x = 167,551,842.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.