Home / 106,393,759.80-159,590,639.70-38,243,340.60

Finding the Fourth Proportional to 106,393,759.80, 159,590,639.70 and 38,243,340.60

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Solution

The fourth proportional to 106,393,759.80, 159,590,639.70 and 38,243,340.60 is: 57,365,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,393,759.80 : 159,590,639.70 = 38,243,340.60 : x
  2. Step 2: Convert to fraction form
    106,393,759.80/159,590,639.70 = 38,243,340.60/x
  3. Step 3: Cross multiply
    106,393,759.80x = 159,590,639.70 × 38,243,340.60
  4. Step 4: Simplify right side
    106,393,759.80x = 6,103,279,190,618,982
  5. Step 5: Solve for x
    x = 6,103,279,190,618,982/106,393,759.80
  6. Step 6: Final answer
    x = 57,365,010.90

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1.5x scale

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.