Home / 5,313,947,986.54-7,967,838,174.45-2,515,893,040.12

Finding the Fourth Proportional to 5,313,947,986.54, 7,967,838,174.45 and 2,515,893,040.12

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Solution

The fourth proportional to 5,313,947,986.54, 7,967,838,174.45 and 2,515,893,040.12 is: 3,772,379,530.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313,947,986.54 : 7,967,838,174.45 = 2,515,893,040.12 : x
  2. Step 2: Convert to fraction form
    5,313,947,986.54/7,967,838,174.45 = 2,515,893,040.12/x
  3. Step 3: Cross multiply
    5,313,947,986.54x = 7,967,838,174.45 × 2,515,893,040.12
  4. Step 4: Simplify right side
    5,313,947,986.54x = 20,046,228,607,901,200,384
  5. Step 5: Solve for x
    x = 20,046,228,607,901,200,384/5,313,947,986.54
  6. Step 6: Final answer
    x = 3,772,379,530.00

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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.