Home / 10,485,032,642.90-14,469,344,493.77-5,662,397,163.51

Finding the Fourth Proportional to 10,485,032,642.90, 14,469,344,493.77 and 5,662,397,163.51

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Solution

The fourth proportional to 10,485,032,642.90, 14,469,344,493.77 and 5,662,397,163.51 is: 7,814,107,786.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,485,032,642.90 : 14,469,344,493.77 = 5,662,397,163.51 : x
  2. Step 2: Convert to fraction form
    10,485,032,642.90/14,469,344,493.77 = 5,662,397,163.51/x
  3. Step 3: Cross multiply
    10,485,032,642.90x = 14,469,344,493.77 × 5,662,397,163.51
  4. Step 4: Simplify right side
    10,485,032,642.90x = 81,931,175,219,372,294,144
  5. Step 5: Solve for x
    x = 81,931,175,219,372,294,144/10,485,032,642.90
  6. Step 6: Final answer
    x = 7,814,107,786.77

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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.