Home / 324,807,932.10-487,017,325.62-103,383,629.94

Finding the Fourth Proportional to 324,807,932.10, 487,017,325.62 and 103,383,629.94

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Solution

The fourth proportional to 324,807,932.10, 487,017,325.62 and 103,383,629.94 is: 155,013,514.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,807,932.10 : 487,017,325.62 = 103,383,629.94 : x
  2. Step 2: Convert to fraction form
    324,807,932.10/487,017,325.62 = 103,383,629.94/x
  3. Step 3: Cross multiply
    324,807,932.10x = 487,017,325.62 × 103,383,629.94
  4. Step 4: Simplify right side
    324,807,932.10x = 50,349,618,966,266,560
  5. Step 5: Solve for x
    x = 50,349,618,966,266,560/324,807,932.10
  6. Step 6: Final answer
    x = 155,013,514.11

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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.