Home / 13,933,547,175.90-19,227,674,832.48-8,140,387,542.30

Finding the Fourth Proportional to 13,933,547,175.90, 19,227,674,832.48 and 8,140,387,542.30

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Solution

The fourth proportional to 13,933,547,175.90, 19,227,674,832.48 and 8,140,387,542.30 is: 11,233,372,428.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933,547,175.90 : 19,227,674,832.48 = 8,140,387,542.30 : x
  2. Step 2: Convert to fraction form
    13,933,547,175.90/19,227,674,832.48 = 8,140,387,542.30/x
  3. Step 3: Cross multiply
    13,933,547,175.90x = 19,227,674,832.48 × 8,140,387,542.30
  4. Step 4: Simplify right side
    13,933,547,175.90x = 156,520,724,673,715,437,568
  5. Step 5: Solve for x
    x = 156,520,724,673,715,437,568/13,933,547,175.90
  6. Step 6: Final answer
    x = 11,233,372,428.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.