Home / 10,915,090,970.20-16,372,638,026.70-2,633,978,048.20

Finding the Fourth Proportional to 10,915,090,970.20, 16,372,638,026.70 and 2,633,978,048.20

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Solution

The fourth proportional to 10,915,090,970.20, 16,372,638,026.70 and 2,633,978,048.20 is: 3,950,967,451.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,090,970.20 : 16,372,638,026.70 = 2,633,978,048.20 : x
  2. Step 2: Convert to fraction form
    10,915,090,970.20/16,372,638,026.70 = 2,633,978,048.20/x
  3. Step 3: Cross multiply
    10,915,090,970.20x = 16,372,638,026.70 × 2,633,978,048.20
  4. Step 4: Simplify right side
    10,915,090,970.20x = 43,125,169,153,452,367,872
  5. Step 5: Solve for x
    x = 43,125,169,153,452,367,872/10,915,090,970.20
  6. Step 6: Final answer
    x = 3,950,967,451.50

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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.