Home / 240,231,331.60-360,346,997.40-163,136,957.20

Finding the Fourth Proportional to 240,231,331.60, 360,346,997.40 and 163,136,957.20

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Solution

The fourth proportional to 240,231,331.60, 360,346,997.40 and 163,136,957.20 is: 244,705,435.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,231,331.60 : 360,346,997.40 = 163,136,957.20 : x
  2. Step 2: Convert to fraction form
    240,231,331.60/360,346,997.40 = 163,136,957.20/x
  3. Step 3: Cross multiply
    240,231,331.60x = 360,346,997.40 × 163,136,957.20
  4. Step 4: Simplify right side
    240,231,331.60x = 58,785,912,691,992,304
  5. Step 5: Solve for x
    x = 58,785,912,691,992,304/240,231,331.60
  6. Step 6: Final answer
    x = 244,705,435.80

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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.