Home / 228,357,716.52-342,459,803.64-82,760,801.28

Finding the Fourth Proportional to 228,357,716.52, 342,459,803.64 and 82,760,801.28

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Solution

The fourth proportional to 228,357,716.52, 342,459,803.64 and 82,760,801.28 is: 124,113,378.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,357,716.52 : 342,459,803.64 = 82,760,801.28 : x
  2. Step 2: Convert to fraction form
    228,357,716.52/342,459,803.64 = 82,760,801.28/x
  3. Step 3: Cross multiply
    228,357,716.52x = 342,459,803.64 × 82,760,801.28
  4. Step 4: Simplify right side
    228,357,716.52x = 28,342,247,755,437,860
  5. Step 5: Solve for x
    x = 28,342,247,755,437,860/228,357,716.52
  6. Step 6: Final answer
    x = 124,113,378.73

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.