Home / 499,673,052.85-689,570,357.16-276,654,727.49

Finding the Fourth Proportional to 499,673,052.85, 689,570,357.16 and 276,654,727.49

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Solution

The fourth proportional to 499,673,052.85, 689,570,357.16 and 276,654,727.49 is: 381,795,452.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,673,052.85 : 689,570,357.16 = 276,654,727.49 : x
  2. Step 2: Convert to fraction form
    499,673,052.85/689,570,357.16 = 276,654,727.49/x
  3. Step 3: Cross multiply
    499,673,052.85x = 689,570,357.16 × 276,654,727.49
  4. Step 4: Simplify right side
    499,673,052.85x = 190,772,899,244,034,432
  5. Step 5: Solve for x
    x = 190,772,899,244,034,432/499,673,052.85
  6. Step 6: Final answer
    x = 381,795,452.36

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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.