Home / 269,085,785.60-403,628,678.40-133,036,889.60

Finding the Fourth Proportional to 269,085,785.60, 403,628,678.40 and 133,036,889.60

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Solution

The fourth proportional to 269,085,785.60, 403,628,678.40 and 133,036,889.60 is: 199,555,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,085,785.60 : 403,628,678.40 = 133,036,889.60 : x
  2. Step 2: Convert to fraction form
    269,085,785.60/403,628,678.40 = 133,036,889.60/x
  3. Step 3: Cross multiply
    269,085,785.60x = 403,628,678.40 × 133,036,889.60
  4. Step 4: Simplify right side
    269,085,785.60x = 53,697,503,927,694,696
  5. Step 5: Solve for x
    x = 53,697,503,927,694,696/269,085,785.60
  6. Step 6: Final answer
    x = 199,555,334.40

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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.