Home / 78,285,550,861.93-117,364,956,948.96-24,474,988,013.44

Finding the Fourth Proportional to 78,285,550,861.93, 117,364,956,948.96 and 24,474,988,013.44

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Solution

The fourth proportional to 78,285,550,861.93, 117,364,956,948.96 and 24,474,988,013.44 is: 36,692,670,395.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,285,550,861.93 : 117,364,956,948.96 = 24,474,988,013.44 : x
  2. Step 2: Convert to fraction form
    78,285,550,861.93/117,364,956,948.96 = 24,474,988,013.44/x
  3. Step 3: Cross multiply
    78,285,550,861.93x = 117,364,956,948.96 × 24,474,988,013.44
  4. Step 4: Simplify right side
    78,285,550,861.93x = 2,872,505,914,523,697,807,360
  5. Step 5: Solve for x
    x = 2,872,505,914,523,697,807,360/78,285,550,861.93
  6. Step 6: Final answer
    x = 36,692,670,395.71

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1.5x scale

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.