Home / 146,751,440.40-220,127,160.60-112,843,933.20

Finding the Fourth Proportional to 146,751,440.40, 220,127,160.60 and 112,843,933.20

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Solution

The fourth proportional to 146,751,440.40, 220,127,160.60 and 112,843,933.20 is: 169,265,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,751,440.40 : 220,127,160.60 = 112,843,933.20 : x
  2. Step 2: Convert to fraction form
    146,751,440.40/220,127,160.60 = 112,843,933.20/x
  3. Step 3: Cross multiply
    146,751,440.40x = 220,127,160.60 × 112,843,933.20
  4. Step 4: Simplify right side
    146,751,440.40x = 24,840,014,606,252,072
  5. Step 5: Solve for x
    x = 24,840,014,606,252,072/146,751,440.40
  6. Step 6: Final answer
    x = 169,265,899.80

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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.