Home / 10,915,090,965.20-16,372,638,019.20-2,633,978,043.20

Finding the Fourth Proportional to 10,915,090,965.20, 16,372,638,019.20 and 2,633,978,043.20

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Solution

The fourth proportional to 10,915,090,965.20, 16,372,638,019.20 and 2,633,978,043.20 is: 3,950,967,444.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,090,965.20 : 16,372,638,019.20 = 2,633,978,043.20 : x
  2. Step 2: Convert to fraction form
    10,915,090,965.20/16,372,638,019.20 = 2,633,978,043.20/x
  3. Step 3: Cross multiply
    10,915,090,965.20x = 16,372,638,019.20 × 2,633,978,043.20
  4. Step 4: Simplify right side
    10,915,090,965.20x = 43,125,169,051,834,335,232
  5. Step 5: Solve for x
    x = 43,125,169,051,834,335,232/10,915,090,965.20
  6. Step 6: Final answer
    x = 3,950,967,444.00

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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.