Home / 123,684,679.80-185,548,014.90-37,422,401.40

Finding the Fourth Proportional to 123,684,679.80, 185,548,014.90 and 37,422,401.40

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Solution

The fourth proportional to 123,684,679.80, 185,548,014.90 and 37,422,401.40 is: 56,139,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,684,679.80 : 185,548,014.90 = 37,422,401.40 : x
  2. Step 2: Convert to fraction form
    123,684,679.80/185,548,014.90 = 37,422,401.40/x
  3. Step 3: Cross multiply
    123,684,679.80x = 185,548,014.90 × 37,422,401.40
  4. Step 4: Simplify right side
    123,684,679.80x = 6,943,652,292,560,981
  5. Step 5: Solve for x
    x = 6,943,652,292,560,981/123,684,679.80
  6. Step 6: Final answer
    x = 56,139,954.47

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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.