Home / 222,448,985.60-333,673,478.40-131,525,772.80

Finding the Fourth Proportional to 222,448,985.60, 333,673,478.40 and 131,525,772.80

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Solution

The fourth proportional to 222,448,985.60, 333,673,478.40 and 131,525,772.80 is: 197,288,659.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,448,985.60 : 333,673,478.40 = 131,525,772.80 : x
  2. Step 2: Convert to fraction form
    222,448,985.60/333,673,478.40 = 131,525,772.80/x
  3. Step 3: Cross multiply
    222,448,985.60x = 333,673,478.40 × 131,525,772.80
  4. Step 4: Simplify right side
    222,448,985.60x = 43,886,662,109,424,104
  5. Step 5: Solve for x
    x = 43,886,662,109,424,104/222,448,985.60
  6. Step 6: Final answer
    x = 197,288,659.20

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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.