Home / 351,475,317.96-485,040,358.27-202,827,284.45

Finding the Fourth Proportional to 351,475,317.96, 485,040,358.27 and 202,827,284.45

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Solution

The fourth proportional to 351,475,317.96, 485,040,358.27 and 202,827,284.45 is: 279,904,202.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,475,317.96 : 485,040,358.27 = 202,827,284.45 : x
  2. Step 2: Convert to fraction form
    351,475,317.96/485,040,358.27 = 202,827,284.45/x
  3. Step 3: Cross multiply
    351,475,317.96x = 485,040,358.27 × 202,827,284.45
  4. Step 4: Simplify right side
    351,475,317.96x = 98,379,418,716,559,184
  5. Step 5: Solve for x
    x = 98,379,418,716,559,184/351,475,317.96
  6. Step 6: Final answer
    x = 279,904,202.91

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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.