Home / 331,277,318.70-496,911,312.45-149,524,205.10

Finding the Fourth Proportional to 331,277,318.70, 496,911,312.45 and 149,524,205.10

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Solution

The fourth proportional to 331,277,318.70, 496,911,312.45 and 149,524,205.10 is: 224,284,201.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,277,318.70 : 496,911,312.45 = 149,524,205.10 : x
  2. Step 2: Convert to fraction form
    331,277,318.70/496,911,312.45 = 149,524,205.10/x
  3. Step 3: Cross multiply
    331,277,318.70x = 496,911,312.45 × 149,524,205.10
  4. Step 4: Simplify right side
    331,277,318.70x = 74,300,268,999,283,984
  5. Step 5: Solve for x
    x = 74,300,268,999,283,984/331,277,318.70
  6. Step 6: Final answer
    x = 224,284,201.80

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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.