Home / 111,764,593,669.30-167,646,890,503.95-89,724,672,517.30

Finding the Fourth Proportional to 111,764,593,669.30, 167,646,890,503.95 and 89,724,672,517.30

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Solution

The fourth proportional to 111,764,593,669.30, 167,646,890,503.95 and 89,724,672,517.30 is: 134,587,008,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,764,593,669.30 : 167,646,890,503.95 = 89,724,672,517.30 : x
  2. Step 2: Convert to fraction form
    111,764,593,669.30/167,646,890,503.95 = 89,724,672,517.30/x
  3. Step 3: Cross multiply
    111,764,593,669.30x = 167,646,890,503.95 × 89,724,672,517.30
  4. Step 4: Simplify right side
    111,764,593,669.30x = 15,042,062,349,010,567,430,144
  5. Step 5: Solve for x
    x = 15,042,062,349,010,567,430,144/111,764,593,669.30
  6. Step 6: Final answer
    x = 134,587,008,775.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.