Home / 130,342,180.88-195,538,448.28-49,556,867.60

Finding the Fourth Proportional to 130,342,180.88, 195,538,448.28 and 49,556,867.60

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Solution

The fourth proportional to 130,342,180.88, 195,538,448.28 and 49,556,867.60 is: 74,344,873.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,342,180.88 : 195,538,448.28 = 49,556,867.60 : x
  2. Step 2: Convert to fraction form
    130,342,180.88/195,538,448.28 = 49,556,867.60/x
  3. Step 3: Cross multiply
    130,342,180.88x = 195,538,448.28 × 49,556,867.60
  4. Step 4: Simplify right side
    130,342,180.88x = 9,690,272,991,143,716
  5. Step 5: Solve for x
    x = 9,690,272,991,143,716/130,342,180.88
  6. Step 6: Final answer
    x = 74,344,873.82

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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.