Home / 114,741,876.30-172,163,640.24-60,141,485.76

Finding the Fourth Proportional to 114,741,876.30, 172,163,640.24 and 60,141,485.76

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Solution

The fourth proportional to 114,741,876.30, 172,163,640.24 and 60,141,485.76 is: 90,238,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,741,876.30 : 172,163,640.24 = 60,141,485.76 : x
  2. Step 2: Convert to fraction form
    114,741,876.30/172,163,640.24 = 60,141,485.76/x
  3. Step 3: Cross multiply
    114,741,876.30x = 172,163,640.24 × 60,141,485.76
  4. Step 4: Simplify right side
    114,741,876.30x = 10,354,177,117,883,724
  5. Step 5: Solve for x
    x = 10,354,177,117,883,724/114,741,876.30
  6. Step 6: Final answer
    x = 90,238,868.77

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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.