Home / 240,222,003.60-360,333,005.40-138,185,331.60

Finding the Fourth Proportional to 240,222,003.60, 360,333,005.40 and 138,185,331.60

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Solution

The fourth proportional to 240,222,003.60, 360,333,005.40 and 138,185,331.60 is: 207,277,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,222,003.60 : 360,333,005.40 = 138,185,331.60 : x
  2. Step 2: Convert to fraction form
    240,222,003.60/360,333,005.40 = 138,185,331.60/x
  3. Step 3: Cross multiply
    240,222,003.60x = 360,333,005.40 × 138,185,331.60
  4. Step 4: Simplify right side
    240,222,003.60x = 49,792,735,837,623,584
  5. Step 5: Solve for x
    x = 49,792,735,837,623,584/240,222,003.60
  6. Step 6: Final answer
    x = 207,277,997.40

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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.