Home / 339,092,707,318.40-508,639,060,977.60-103,540,672,092.80

Finding the Fourth Proportional to 339,092,707,318.40, 508,639,060,977.60 and 103,540,672,092.80

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Solution

The fourth proportional to 339,092,707,318.40, 508,639,060,977.60 and 103,540,672,092.80 is: 155,311,008,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,092,707,318.40 : 508,639,060,977.60 = 103,540,672,092.80 : x
  2. Step 2: Convert to fraction form
    339,092,707,318.40/508,639,060,977.60 = 103,540,672,092.80/x
  3. Step 3: Cross multiply
    339,092,707,318.40x = 508,639,060,977.60 × 103,540,672,092.80
  4. Step 4: Simplify right side
    339,092,707,318.40x = 52,664,830,226,271,385,419,776
  5. Step 5: Solve for x
    x = 52,664,830,226,271,385,419,776/339,092,707,318.40
  6. Step 6: Final answer
    x = 155,311,008,139.20

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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.