Home / 77,903,861.50-107,510,494.35-43,095,951.82

Finding the Fourth Proportional to 77,903,861.50, 107,510,494.35 and 43,095,951.82

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Solution

The fourth proportional to 77,903,861.50, 107,510,494.35 and 43,095,951.82 is: 59,474,164.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,903,861.50 : 107,510,494.35 = 43,095,951.82 : x
  2. Step 2: Convert to fraction form
    77,903,861.50/107,510,494.35 = 43,095,951.82/x
  3. Step 3: Cross multiply
    77,903,861.50x = 107,510,494.35 × 43,095,951.82
  4. Step 4: Simplify right side
    77,903,861.50x = 4,633,267,084,651,982
  5. Step 5: Solve for x
    x = 4,633,267,084,651,982/77,903,861.50
  6. Step 6: Final answer
    x = 59,474,164.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.