Home / 130,073,571.84-194,940,270.72-53,306,722.56

Finding the Fourth Proportional to 130,073,571.84, 194,940,270.72 and 53,306,722.56

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Solution

The fourth proportional to 130,073,571.84, 194,940,270.72 and 53,306,722.56 is: 79,890,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,073,571.84 : 194,940,270.72 = 53,306,722.56 : x
  2. Step 2: Convert to fraction form
    130,073,571.84/194,940,270.72 = 53,306,722.56/x
  3. Step 3: Cross multiply
    130,073,571.84x = 194,940,270.72 × 53,306,722.56
  4. Step 4: Simplify right side
    130,073,571.84x = 10,391,626,927,042,332
  5. Step 5: Solve for x
    x = 10,391,626,927,042,332/130,073,571.84
  6. Step 6: Final answer
    x = 79,890,378.81

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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.