Home / 270,997,449.50-405,616,708.64-146,326,767.68

Finding the Fourth Proportional to 270,997,449.50, 405,616,708.64 and 146,326,767.68

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Solution

The fourth proportional to 270,997,449.50, 405,616,708.64 and 146,326,767.68 is: 219,015,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,997,449.50 : 405,616,708.64 = 146,326,767.68 : x
  2. Step 2: Convert to fraction form
    270,997,449.50/405,616,708.64 = 146,326,767.68/x
  3. Step 3: Cross multiply
    270,997,449.50x = 405,616,708.64 × 146,326,767.68
  4. Step 4: Simplify right side
    270,997,449.50x = 59,352,581,892,291,528
  5. Step 5: Solve for x
    x = 59,352,581,892,291,528/270,997,449.50
  6. Step 6: Final answer
    x = 219,015,278.56

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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.