Home / 130,341,362.80-195,538,288.20-38,224,922.80

Finding the Fourth Proportional to 130,341,362.80, 195,538,288.20 and 38,224,922.80

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Solution

The fourth proportional to 130,341,362.80, 195,538,288.20 and 38,224,922.80 is: 57,345,080.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,341,362.80 : 195,538,288.20 = 38,224,922.80 : x
  2. Step 2: Convert to fraction form
    130,341,362.80/195,538,288.20 = 38,224,922.80/x
  3. Step 3: Cross multiply
    130,341,362.80x = 195,538,288.20 × 38,224,922.80
  4. Step 4: Simplify right side
    130,341,362.80x = 7,474,435,970,889,150
  5. Step 5: Solve for x
    x = 7,474,435,970,889,150/130,341,362.80
  6. Step 6: Final answer
    x = 57,345,080.72

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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.