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Finding the Fourth Proportional to 52,733,927.20, 79,100,890.80 and 52,733,927.20

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Solution

The fourth proportional to 52,733,927.20, 79,100,890.80 and 52,733,927.20 is: 79,100,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,733,927.20 : 79,100,890.80 = 52,733,927.20 : x
  2. Step 2: Convert to fraction form
    52,733,927.20/79,100,890.80 = 52,733,927.20/x
  3. Step 3: Cross multiply
    52,733,927.20x = 79,100,890.80 × 52,733,927.20
  4. Step 4: Simplify right side
    52,733,927.20x = 4,171,300,616,902,350
  5. Step 5: Solve for x
    x = 4,171,300,616,902,350/52,733,927.20
  6. Step 6: Final answer
    x = 79,100,890.80

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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.