Home / 129,114,329.58-193,556,825.79-50,312,591.46

Finding the Fourth Proportional to 129,114,329.58, 193,556,825.79 and 50,312,591.46

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Solution

The fourth proportional to 129,114,329.58, 193,556,825.79 and 50,312,591.46 is: 75,424,203.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,114,329.58 : 193,556,825.79 = 50,312,591.46 : x
  2. Step 2: Convert to fraction form
    129,114,329.58/193,556,825.79 = 50,312,591.46/x
  3. Step 3: Cross multiply
    129,114,329.58x = 193,556,825.79 × 50,312,591.46
  4. Step 4: Simplify right side
    129,114,329.58x = 9,738,345,500,266,662
  5. Step 5: Solve for x
    x = 9,738,345,500,266,662/129,114,329.58
  6. Step 6: Final answer
    x = 75,424,203.74

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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.