Home / 126,701,888.82-174,848,606.56-68,755,136.82

Finding the Fourth Proportional to 126,701,888.82, 174,848,606.56 and 68,755,136.82

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Solution

The fourth proportional to 126,701,888.82, 174,848,606.56 and 68,755,136.82 is: 94,882,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,701,888.82 : 174,848,606.56 = 68,755,136.82 : x
  2. Step 2: Convert to fraction form
    126,701,888.82/174,848,606.56 = 68,755,136.82/x
  3. Step 3: Cross multiply
    126,701,888.82x = 174,848,606.56 × 68,755,136.82
  4. Step 4: Simplify right side
    126,701,888.82x = 12,021,739,866,819,148
  5. Step 5: Solve for x
    x = 12,021,739,866,819,148/126,701,888.82
  6. Step 6: Final answer
    x = 94,882,088.81

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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.