Home / 193,171,484.80-290,093,150.40-102,472,220.80

Finding the Fourth Proportional to 193,171,484.80, 290,093,150.40 and 102,472,220.80

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Solution

The fourth proportional to 193,171,484.80, 290,093,150.40 and 102,472,220.80 is: 153,886,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,171,484.80 : 290,093,150.40 = 102,472,220.80 : x
  2. Step 2: Convert to fraction form
    193,171,484.80/290,093,150.40 = 102,472,220.80/x
  3. Step 3: Cross multiply
    193,171,484.80x = 290,093,150.40 × 102,472,220.80
  4. Step 4: Simplify right side
    193,171,484.80x = 29,726,489,360,356,404
  5. Step 5: Solve for x
    x = 29,726,489,360,356,404/193,171,484.80
  6. Step 6: Final answer
    x = 153,886,529.32

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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.