Home / 323,985,865.50-486,072,913.07-116,720,332.56

Finding the Fourth Proportional to 323,985,865.50, 486,072,913.07 and 116,720,332.56

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Solution

The fourth proportional to 323,985,865.50, 486,072,913.07 and 116,720,332.56 is: 175,114,404.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,985,865.50 : 486,072,913.07 = 116,720,332.56 : x
  2. Step 2: Convert to fraction form
    323,985,865.50/486,072,913.07 = 116,720,332.56/x
  3. Step 3: Cross multiply
    323,985,865.50x = 486,072,913.07 × 116,720,332.56
  4. Step 4: Simplify right side
    323,985,865.50x = 56,734,592,062,230,168
  5. Step 5: Solve for x
    x = 56,734,592,062,230,168/323,985,865.50
  6. Step 6: Final answer
    x = 175,114,404.99

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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.