Home / 124,339,917.40-186,509,876.10-88,060,211.80

Finding the Fourth Proportional to 124,339,917.40, 186,509,876.10 and 88,060,211.80

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Solution

The fourth proportional to 124,339,917.40, 186,509,876.10 and 88,060,211.80 is: 132,090,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,339,917.40 : 186,509,876.10 = 88,060,211.80 : x
  2. Step 2: Convert to fraction form
    124,339,917.40/186,509,876.10 = 88,060,211.80/x
  3. Step 3: Cross multiply
    124,339,917.40x = 186,509,876.10 × 88,060,211.80
  4. Step 4: Simplify right side
    124,339,917.40x = 16,424,099,192,157,756
  5. Step 5: Solve for x
    x = 16,424,099,192,157,756/124,339,917.40
  6. Step 6: Final answer
    x = 132,090,317.70

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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.