Home / 139,040,621.94-208,443,637.03-114,449,762.19

Finding the Fourth Proportional to 139,040,621.94, 208,443,637.03 and 114,449,762.19

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Solution

The fourth proportional to 139,040,621.94, 208,443,637.03 and 114,449,762.19 is: 171,578,092.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,040,621.94 : 208,443,637.03 = 114,449,762.19 : x
  2. Step 2: Convert to fraction form
    139,040,621.94/208,443,637.03 = 114,449,762.19/x
  3. Step 3: Cross multiply
    139,040,621.94x = 208,443,637.03 × 114,449,762.19
  4. Step 4: Simplify right side
    139,040,621.94x = 23,856,324,688,364,248
  5. Step 5: Solve for x
    x = 23,856,324,688,364,248/139,040,621.94
  6. Step 6: Final answer
    x = 171,578,092.47

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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.