Home / 129,114,328.08-193,556,823.54-50,312,589.96

Finding the Fourth Proportional to 129,114,328.08, 193,556,823.54 and 50,312,589.96

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Solution

The fourth proportional to 129,114,328.08, 193,556,823.54 and 50,312,589.96 is: 75,424,201.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,114,328.08 : 193,556,823.54 = 50,312,589.96 : x
  2. Step 2: Convert to fraction form
    129,114,328.08/193,556,823.54 = 50,312,589.96/x
  3. Step 3: Cross multiply
    129,114,328.08x = 193,556,823.54 × 50,312,589.96
  4. Step 4: Simplify right side
    129,114,328.08x = 9,738,345,096,728,096
  5. Step 5: Solve for x
    x = 9,738,345,096,728,096/129,114,328.08
  6. Step 6: Final answer
    x = 75,424,201.49

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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.