Home / 130,344,145.60-195,626,443.20-53,722,163.20

Finding the Fourth Proportional to 130,344,145.60, 195,626,443.20 and 53,722,163.20

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Solution

The fourth proportional to 130,344,145.60, 195,626,443.20 and 53,722,163.20 is: 80,628,674.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,344,145.60 : 195,626,443.20 = 53,722,163.20 : x
  2. Step 2: Convert to fraction form
    130,344,145.60/195,626,443.20 = 53,722,163.20/x
  3. Step 3: Cross multiply
    130,344,145.60x = 195,626,443.20 × 53,722,163.20
  4. Step 4: Simplify right side
    130,344,145.60x = 10,509,475,707,825,930
  5. Step 5: Solve for x
    x = 10,509,475,707,825,930/130,344,145.60
  6. Step 6: Final answer
    x = 80,628,674.65

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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.