Home / 146,765,709.20-220,148,563.80-37,590,669.20

Finding the Fourth Proportional to 146,765,709.20, 220,148,563.80 and 37,590,669.20

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Solution

The fourth proportional to 146,765,709.20, 220,148,563.80 and 37,590,669.20 is: 56,386,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,765,709.20 : 220,148,563.80 = 37,590,669.20 : x
  2. Step 2: Convert to fraction form
    146,765,709.20/220,148,563.80 = 37,590,669.20/x
  3. Step 3: Cross multiply
    146,765,709.20x = 220,148,563.80 × 37,590,669.20
  4. Step 4: Simplify right side
    146,765,709.20x = 8,275,531,836,660,896
  5. Step 5: Solve for x
    x = 8,275,531,836,660,896/146,765,709.20
  6. Step 6: Final answer
    x = 56,386,003.80

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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.