Home / 339,287,306.76-468,254,396.43-205,398,993.51

Finding the Fourth Proportional to 339,287,306.76, 468,254,396.43 and 205,398,993.51

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Solution

The fourth proportional to 339,287,306.76, 468,254,396.43 and 205,398,993.51 is: 283,473,563.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,287,306.76 : 468,254,396.43 = 205,398,993.51 : x
  2. Step 2: Convert to fraction form
    339,287,306.76/468,254,396.43 = 205,398,993.51/x
  3. Step 3: Cross multiply
    339,287,306.76x = 468,254,396.43 × 205,398,993.51
  4. Step 4: Simplify right side
    339,287,306.76x = 96,178,981,733,354,528
  5. Step 5: Solve for x
    x = 96,178,981,733,354,528/339,287,306.76
  6. Step 6: Final answer
    x = 283,473,563.02

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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.