Home / 311,465,289.30-467,197,933.95-260,824,866.90

Finding the Fourth Proportional to 311,465,289.30, 467,197,933.95 and 260,824,866.90

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Solution

The fourth proportional to 311,465,289.30, 467,197,933.95 and 260,824,866.90 is: 391,237,300.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,465,289.30 : 467,197,933.95 = 260,824,866.90 : x
  2. Step 2: Convert to fraction form
    311,465,289.30/467,197,933.95 = 260,824,866.90/x
  3. Step 3: Cross multiply
    311,465,289.30x = 467,197,933.95 × 260,824,866.90
  4. Step 4: Simplify right side
    311,465,289.30x = 121,856,838,938,463,744
  5. Step 5: Solve for x
    x = 121,856,838,938,463,744/311,465,289.30
  6. Step 6: Final answer
    x = 391,237,300.35

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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.