Home / 78,285,550,835.42-117,364,956,909.24-24,474,987,986.94

Finding the Fourth Proportional to 78,285,550,835.42, 117,364,956,909.24 and 24,474,987,986.94

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Solution

The fourth proportional to 78,285,550,835.42, 117,364,956,909.24 and 24,474,987,986.94 is: 36,692,670,356.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,285,550,835.42 : 117,364,956,909.24 = 24,474,987,986.94 : x
  2. Step 2: Convert to fraction form
    78,285,550,835.42/117,364,956,909.24 = 24,474,987,986.94/x
  3. Step 3: Cross multiply
    78,285,550,835.42x = 117,364,956,909.24 × 24,474,987,986.94
  4. Step 4: Simplify right side
    78,285,550,835.42x = 2,872,505,910,441,731,948,544
  5. Step 5: Solve for x
    x = 2,872,505,910,441,731,948,544/78,285,550,835.42
  6. Step 6: Final answer
    x = 36,692,670,356.00

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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.