Home / 86,233,988.61-129,371,371.70-27,941,570.33

Finding the Fourth Proportional to 86,233,988.61, 129,371,371.70 and 27,941,570.33

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Solution

The fourth proportional to 86,233,988.61, 129,371,371.70 and 27,941,570.33 is: 41,918,961.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,233,988.61 : 129,371,371.70 = 27,941,570.33 : x
  2. Step 2: Convert to fraction form
    86,233,988.61/129,371,371.70 = 27,941,570.33/x
  3. Step 3: Cross multiply
    86,233,988.61x = 129,371,371.70 × 27,941,570.33
  4. Step 4: Simplify right side
    86,233,988.61x = 3,614,839,280,257,556.50
  5. Step 5: Solve for x
    x = 3,614,839,280,257,556.50/86,233,988.61
  6. Step 6: Final answer
    x = 41,918,961.87

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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.