Home / 10,915,090,963.70-16,372,638,016.95-2,633,978,041.70

Finding the Fourth Proportional to 10,915,090,963.70, 16,372,638,016.95 and 2,633,978,041.70

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Solution

The fourth proportional to 10,915,090,963.70, 16,372,638,016.95 and 2,633,978,041.70 is: 3,950,967,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,090,963.70 : 16,372,638,016.95 = 2,633,978,041.70 : x
  2. Step 2: Convert to fraction form
    10,915,090,963.70/16,372,638,016.95 = 2,633,978,041.70/x
  3. Step 3: Cross multiply
    10,915,090,963.70x = 16,372,638,016.95 × 2,633,978,041.70
  4. Step 4: Simplify right side
    10,915,090,963.70x = 43,125,169,021,348,929,536
  5. Step 5: Solve for x
    x = 43,125,169,021,348,929,536/10,915,090,963.70
  6. Step 6: Final answer
    x = 3,950,967,441.75

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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.