Home / 8,919,372,798.78-12,309,058,091.13-5,109,632,055.10

Finding the Fourth Proportional to 8,919,372,798.78, 12,309,058,091.13 and 5,109,632,055.10

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Solution

The fourth proportional to 8,919,372,798.78, 12,309,058,091.13 and 5,109,632,055.10 is: 7,051,477,632.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,919,372,798.78 : 12,309,058,091.13 = 5,109,632,055.10 : x
  2. Step 2: Convert to fraction form
    8,919,372,798.78/12,309,058,091.13 = 5,109,632,055.10/x
  3. Step 3: Cross multiply
    8,919,372,798.78x = 12,309,058,091.13 × 5,109,632,055.10
  4. Step 4: Simplify right side
    8,919,372,798.78x = 62,894,757,790,525,865,984
  5. Step 5: Solve for x
    x = 62,894,757,790,525,865,984/8,919,372,798.78
  6. Step 6: Final answer
    x = 7,051,477,632.95

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Double scale
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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.