Home / 324,807,745.16-487,017,045.82-103,383,443.00

Finding the Fourth Proportional to 324,807,745.16, 487,017,045.82 and 103,383,443.00

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Solution

The fourth proportional to 324,807,745.16, 487,017,045.82 and 103,383,443.00 is: 155,013,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,807,745.16 : 487,017,045.82 = 103,383,443.00 : x
  2. Step 2: Convert to fraction form
    324,807,745.16/487,017,045.82 = 103,383,443.00/x
  3. Step 3: Cross multiply
    324,807,745.16x = 487,017,045.82 × 103,383,443.00
  4. Step 4: Simplify right side
    324,807,745.16x = 50,349,498,997,906,096
  5. Step 5: Solve for x
    x = 50,349,498,997,906,096/324,807,745.16
  6. Step 6: Final answer
    x = 155,013,233.98

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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.