Home / 440,744,212.80-661,141,202.40-134,046,331.20

Finding the Fourth Proportional to 440,744,212.80, 661,141,202.40 and 134,046,331.20

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Solution

The fourth proportional to 440,744,212.80, 661,141,202.40 and 134,046,331.20 is: 201,077,064.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,744,212.80 : 661,141,202.40 = 134,046,331.20 : x
  2. Step 2: Convert to fraction form
    440,744,212.80/661,141,202.40 = 134,046,331.20/x
  3. Step 3: Cross multiply
    440,744,212.80x = 661,141,202.40 × 134,046,331.20
  4. Step 4: Simplify right side
    440,744,212.80x = 88,623,552,586,876,640
  5. Step 5: Solve for x
    x = 88,623,552,586,876,640/440,744,212.80
  6. Step 6: Final answer
    x = 201,077,064.69

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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.