Home / 114,047,999.70-171,071,999.55-89,861,529.30

Finding the Fourth Proportional to 114,047,999.70, 171,071,999.55 and 89,861,529.30

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Solution

The fourth proportional to 114,047,999.70, 171,071,999.55 and 89,861,529.30 is: 134,792,293.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,047,999.70 : 171,071,999.55 = 89,861,529.30 : x
  2. Step 2: Convert to fraction form
    114,047,999.70/171,071,999.55 = 89,861,529.30/x
  3. Step 3: Cross multiply
    114,047,999.70x = 171,071,999.55 × 89,861,529.30
  4. Step 4: Simplify right side
    114,047,999.70x = 15,372,791,499,971,912
  5. Step 5: Solve for x
    x = 15,372,791,499,971,912/114,047,999.70
  6. Step 6: Final answer
    x = 134,792,293.95

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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.