Home / 331,948,021.80-497,922,032.70-202,807,858.80

Finding the Fourth Proportional to 331,948,021.80, 497,922,032.70 and 202,807,858.80

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Solution

The fourth proportional to 331,948,021.80, 497,922,032.70 and 202,807,858.80 is: 304,211,788.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,948,021.80 : 497,922,032.70 = 202,807,858.80 : x
  2. Step 2: Convert to fraction form
    331,948,021.80/497,922,032.70 = 202,807,858.80/x
  3. Step 3: Cross multiply
    331,948,021.80x = 497,922,032.70 × 202,807,858.80
  4. Step 4: Simplify right side
    331,948,021.80x = 100,982,501,301,230,592
  5. Step 5: Solve for x
    x = 100,982,501,301,230,592/331,948,021.80
  6. Step 6: Final answer
    x = 304,211,788.20

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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.