Home / 504,384,979.20-755,989,603.20-231,783,302.40

Finding the Fourth Proportional to 504,384,979.20, 755,989,603.20 and 231,783,302.40

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Solution

The fourth proportional to 504,384,979.20, 755,989,603.20 and 231,783,302.40 is: 347,404,807.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,384,979.20 : 755,989,603.20 = 231,783,302.40 : x
  2. Step 2: Convert to fraction form
    504,384,979.20/755,989,603.20 = 231,783,302.40/x
  3. Step 3: Cross multiply
    504,384,979.20x = 755,989,603.20 × 231,783,302.40
  4. Step 4: Simplify right side
    504,384,979.20x = 175,225,766,809,761,632
  5. Step 5: Solve for x
    x = 175,225,766,809,761,632/504,384,979.20
  6. Step 6: Final answer
    x = 347,404,807.91

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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.