Home / 123,684,696.80-185,548,040.40-37,422,418.40

Finding the Fourth Proportional to 123,684,696.80, 185,548,040.40 and 37,422,418.40

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Solution

The fourth proportional to 123,684,696.80, 185,548,040.40 and 37,422,418.40 is: 56,139,979.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,684,696.80 : 185,548,040.40 = 37,422,418.40 : x
  2. Step 2: Convert to fraction form
    123,684,696.80/185,548,040.40 = 37,422,418.40/x
  3. Step 3: Cross multiply
    123,684,696.80x = 185,548,040.40 × 37,422,418.40
  4. Step 4: Simplify right side
    123,684,696.80x = 6,943,656,401,148,903
  5. Step 5: Solve for x
    x = 6,943,656,401,148,903/123,684,696.80
  6. Step 6: Final answer
    x = 56,139,979.97

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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.