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Finding the Fourth Proportional to 488,168,060.58, 673,676,867.16 and 265,154,096.97

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Solution

The fourth proportional to 488,168,060.58, 673,676,867.16 and 265,154,096.97 is: 365,915,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,168,060.58 : 673,676,867.16 = 265,154,096.97 : x
  2. Step 2: Convert to fraction form
    488,168,060.58/673,676,867.16 = 265,154,096.97/x
  3. Step 3: Cross multiply
    488,168,060.58x = 673,676,867.16 × 265,154,096.97
  4. Step 4: Simplify right side
    488,168,060.58x = 178,628,181,361,388,448
  5. Step 5: Solve for x
    x = 178,628,181,361,388,448/488,168,060.58
  6. Step 6: Final answer
    x = 365,915,338.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.