Home / 75,629,762.20-113,444,643.30-73,950,146.20

Finding the Fourth Proportional to 75,629,762.20, 113,444,643.30 and 73,950,146.20

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Solution

The fourth proportional to 75,629,762.20, 113,444,643.30 and 73,950,146.20 is: 110,925,219.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,629,762.20 : 113,444,643.30 = 73,950,146.20 : x
  2. Step 2: Convert to fraction form
    75,629,762.20/113,444,643.30 = 73,950,146.20/x
  3. Step 3: Cross multiply
    75,629,762.20x = 113,444,643.30 × 73,950,146.20
  4. Step 4: Simplify right side
    75,629,762.20x = 8,389,247,957,641,851
  5. Step 5: Solve for x
    x = 8,389,247,957,641,851/75,629,762.20
  6. Step 6: Final answer
    x = 110,925,219.30

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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.