Home / 437,923,014.12-656,867,249.32-161,454,710.40

Finding the Fourth Proportional to 437,923,014.12, 656,867,249.32 and 161,454,710.40

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Solution

The fourth proportional to 437,923,014.12, 656,867,249.32 and 161,454,710.40 is: 242,175,697.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,923,014.12 : 656,867,249.32 = 161,454,710.40 : x
  2. Step 2: Convert to fraction form
    437,923,014.12/656,867,249.32 = 161,454,710.40/x
  3. Step 3: Cross multiply
    437,923,014.12x = 656,867,249.32 × 161,454,710.40
  4. Step 4: Simplify right side
    437,923,014.12x = 106,054,311,510,205,216
  5. Step 5: Solve for x
    x = 106,054,311,510,205,216/437,923,014.12
  6. Step 6: Final answer
    x = 242,175,697.76

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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.