Home / 15,895,305,058.76-21,935,988,890.16-8,759,178,555.56

Finding the Fourth Proportional to 15,895,305,058.76, 21,935,988,890.16 and 8,759,178,555.56

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Solution

The fourth proportional to 15,895,305,058.76, 21,935,988,890.16 and 8,759,178,555.56 is: 12,087,924,250.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895,305,058.76 : 21,935,988,890.16 = 8,759,178,555.56 : x
  2. Step 2: Convert to fraction form
    15,895,305,058.76/21,935,988,890.16 = 8,759,178,555.56/x
  3. Step 3: Cross multiply
    15,895,305,058.76x = 21,935,988,890.16 × 8,759,178,555.56
  4. Step 4: Simplify right side
    15,895,305,058.76x = 192,141,243,481,691,848,704
  5. Step 5: Solve for x
    x = 192,141,243,481,691,848,704/15,895,305,058.76
  6. Step 6: Final answer
    x = 12,087,924,250.05

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Double scale
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1.5x scale

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.