Home / 124,339,912.40-186,509,868.60-88,060,206.80

Finding the Fourth Proportional to 124,339,912.40, 186,509,868.60 and 88,060,206.80

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Solution

The fourth proportional to 124,339,912.40, 186,509,868.60 and 88,060,206.80 is: 132,090,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,339,912.40 : 186,509,868.60 = 88,060,206.80 : x
  2. Step 2: Convert to fraction form
    124,339,912.40/186,509,868.60 = 88,060,206.80/x
  3. Step 3: Cross multiply
    124,339,912.40x = 186,509,868.60 × 88,060,206.80
  4. Step 4: Simplify right side
    124,339,912.40x = 16,424,097,599,156,826
  5. Step 5: Solve for x
    x = 16,424,097,599,156,826/124,339,912.40
  6. Step 6: Final answer
    x = 132,090,310.20

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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.