Home / 10,181,908,191.66-21,919,928,908.78

Finding the Third Proportional to 10,181,908,191.66 and 21,919,928,908.78

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Solution

The third proportional to 10,181,908,191.66 and 21,919,928,908.78 is: 47,189,905,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181,908,191.66 : 21,919,928,908.78 = 21,919,928,908.78 : x
  2. Step 2: Convert to fraction form
    10,181,908,191.66/21,919,928,908.78 = 21,919,928,908.78/x
  3. Step 3: Cross multiply
    10,181,908,191.66x = 21,919,928,908.78 × 21,919,928,908.78
  4. Step 4: Simplify right side
    10,181,908,191.66x = 480,483,283,366,012,911,616
  5. Step 5: Solve for x
    x = 480,483,283,366,012,911,616/10,181,908,191.66
  6. Step 6: Final answer
    x = 47,189,905,302.80

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.