Home / 80,208,447.45-110,684,468.84-45,408,356.70

Finding the Fourth Proportional to 80,208,447.45, 110,684,468.84 and 45,408,356.70

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Solution

The fourth proportional to 80,208,447.45, 110,684,468.84 and 45,408,356.70 is: 62,661,727.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,208,447.45 : 110,684,468.84 = 45,408,356.70 : x
  2. Step 2: Convert to fraction form
    80,208,447.45/110,684,468.84 = 45,408,356.70/x
  3. Step 3: Cross multiply
    80,208,447.45x = 110,684,468.84 × 45,408,356.70
  4. Step 4: Simplify right side
    80,208,447.45x = 5,025,999,842,009,713
  5. Step 5: Solve for x
    x = 5,025,999,842,009,713/80,208,447.45
  6. Step 6: Final answer
    x = 62,661,727.06

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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.