Home / 189,359,999.80-284,039,999.70-151,096,247.80

Finding the Fourth Proportional to 189,359,999.80, 284,039,999.70 and 151,096,247.80

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Solution

The fourth proportional to 189,359,999.80, 284,039,999.70 and 151,096,247.80 is: 226,644,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,359,999.80 : 284,039,999.70 = 151,096,247.80 : x
  2. Step 2: Convert to fraction form
    189,359,999.80/284,039,999.70 = 151,096,247.80/x
  3. Step 3: Cross multiply
    189,359,999.80x = 284,039,999.70 × 151,096,247.80
  4. Step 4: Simplify right side
    189,359,999.80x = 42,917,378,179,783,128
  5. Step 5: Solve for x
    x = 42,917,378,179,783,128/189,359,999.80
  6. Step 6: Final answer
    x = 226,644,371.70

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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.