Home / 13,804,513,238.40-20,706,769,857.60-13,097,058,979.20

Finding the Fourth Proportional to 13,804,513,238.40, 20,706,769,857.60 and 13,097,058,979.20

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Solution

The fourth proportional to 13,804,513,238.40, 20,706,769,857.60 and 13,097,058,979.20 is: 19,645,588,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804,513,238.40 : 20,706,769,857.60 = 13,097,058,979.20 : x
  2. Step 2: Convert to fraction form
    13,804,513,238.40/20,706,769,857.60 = 13,097,058,979.20/x
  3. Step 3: Cross multiply
    13,804,513,238.40x = 20,706,769,857.60 × 13,097,058,979.20
  4. Step 4: Simplify right side
    13,804,513,238.40x = 271,197,786,093,707,984,896
  5. Step 5: Solve for x
    x = 271,197,786,093,707,984,896/13,804,513,238.40
  6. Step 6: Final answer
    x = 19,645,588,468.80

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Double scale
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1.5x scale

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.