Home / 268,004,186.40-402,006,279.60-176,171,181.60

Finding the Fourth Proportional to 268,004,186.40, 402,006,279.60 and 176,171,181.60

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Solution

The fourth proportional to 268,004,186.40, 402,006,279.60 and 176,171,181.60 is: 264,256,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,004,186.40 : 402,006,279.60 = 176,171,181.60 : x
  2. Step 2: Convert to fraction form
    268,004,186.40/402,006,279.60 = 176,171,181.60/x
  3. Step 3: Cross multiply
    268,004,186.40x = 402,006,279.60 × 176,171,181.60
  4. Step 4: Simplify right side
    268,004,186.40x = 70,821,921,287,751,976
  5. Step 5: Solve for x
    x = 70,821,921,287,751,976/268,004,186.40
  6. Step 6: Final answer
    x = 264,256,772.40

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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.