Home / 331,948,005.30-497,922,007.95-202,807,842.30

Finding the Fourth Proportional to 331,948,005.30, 497,922,007.95 and 202,807,842.30

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Solution

The fourth proportional to 331,948,005.30, 497,922,007.95 and 202,807,842.30 is: 304,211,763.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,948,005.30 : 497,922,007.95 = 202,807,842.30 : x
  2. Step 2: Convert to fraction form
    331,948,005.30/497,922,007.95 = 202,807,842.30/x
  3. Step 3: Cross multiply
    331,948,005.30x = 497,922,007.95 × 202,807,842.30
  4. Step 4: Simplify right side
    331,948,005.30x = 100,982,488,066,022,944
  5. Step 5: Solve for x
    x = 100,982,488,066,022,944/331,948,005.30
  6. Step 6: Final answer
    x = 304,211,763.45

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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.