Home / 78,285,550,841.43-117,364,956,918.22-24,474,987,992.94

Finding the Fourth Proportional to 78,285,550,841.43, 117,364,956,918.22 and 24,474,987,992.94

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Solution

The fourth proportional to 78,285,550,841.43, 117,364,956,918.22 and 24,474,987,992.94 is: 36,692,670,364.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,285,550,841.43 : 117,364,956,918.22 = 24,474,987,992.94 : x
  2. Step 2: Convert to fraction form
    78,285,550,841.43/117,364,956,918.22 = 24,474,987,992.94/x
  3. Step 3: Cross multiply
    78,285,550,841.43x = 117,364,956,918.22 × 24,474,987,992.94
  4. Step 4: Simplify right side
    78,285,550,841.43x = 2,872,505,911,365,354,913,792
  5. Step 5: Solve for x
    x = 2,872,505,911,365,354,913,792/78,285,550,841.43
  6. Step 6: Final answer
    x = 36,692,670,364.98

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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.