Home / 347,131,468,353.86-520,764,258,015.40-131,983,282,450.82

Finding the Fourth Proportional to 347,131,468,353.86, 520,764,258,015.40 and 131,983,282,450.82

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Solution

The fourth proportional to 347,131,468,353.86, 520,764,258,015.40 and 131,983,282,450.82 is: 198,000,418,924.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,131,468,353.86 : 520,764,258,015.40 = 131,983,282,450.82 : x
  2. Step 2: Convert to fraction form
    347,131,468,353.86/520,764,258,015.40 = 131,983,282,450.82/x
  3. Step 3: Cross multiply
    347,131,468,353.86x = 520,764,258,015.40 × 131,983,282,450.82
  4. Step 4: Simplify right side
    347,131,468,353.86x = 68,732,176,155,938,251,603,968
  5. Step 5: Solve for x
    x = 68,732,176,155,938,251,603,968/347,131,468,353.86
  6. Step 6: Final answer
    x = 198,000,418,924.49

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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.