Home / 91,156,391.19-125,795,816.24-49,903,283.57

Finding the Fourth Proportional to 91,156,391.19, 125,795,816.24 and 49,903,283.57

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Solution

The fourth proportional to 91,156,391.19, 125,795,816.24 and 49,903,283.57 is: 68,866,529.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,156,391.19 : 125,795,816.24 = 49,903,283.57 : x
  2. Step 2: Convert to fraction form
    91,156,391.19/125,795,816.24 = 49,903,283.57/x
  3. Step 3: Cross multiply
    91,156,391.19x = 125,795,816.24 × 49,903,283.57
  4. Step 4: Simplify right side
    91,156,391.19x = 6,277,624,288,865,835
  5. Step 5: Solve for x
    x = 6,277,624,288,865,835/91,156,391.19
  6. Step 6: Final answer
    x = 68,866,529.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.