Home / 12,101,407,561.36-16,699,942,466.80-6,538,519,369.36

Finding the Fourth Proportional to 12,101,407,561.36, 16,699,942,466.80 and 6,538,519,369.36

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Solution

The fourth proportional to 12,101,407,561.36, 16,699,942,466.80 and 6,538,519,369.36 is: 9,023,156,747.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,407,561.36 : 16,699,942,466.80 = 6,538,519,369.36 : x
  2. Step 2: Convert to fraction form
    12,101,407,561.36/16,699,942,466.80 = 6,538,519,369.36/x
  3. Step 3: Cross multiply
    12,101,407,561.36x = 16,699,942,466.80 × 6,538,519,369.36
  4. Step 4: Simplify right side
    12,101,407,561.36x = 109,192,897,286,369,411,072
  5. Step 5: Solve for x
    x = 109,192,897,286,369,411,072/12,101,407,561.36
  6. Step 6: Final answer
    x = 9,023,156,747.07

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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.