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Finding the Fourth Proportional to 52,854,564.30, 79,281,846.45 and 52,854,564.30

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Solution

The fourth proportional to 52,854,564.30, 79,281,846.45 and 52,854,564.30 is: 79,281,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,854,564.30 : 79,281,846.45 = 52,854,564.30 : x
  2. Step 2: Convert to fraction form
    52,854,564.30/79,281,846.45 = 52,854,564.30/x
  3. Step 3: Cross multiply
    52,854,564.30x = 79,281,846.45 × 52,854,564.30
  4. Step 4: Simplify right side
    52,854,564.30x = 4,190,407,451,014,251.50
  5. Step 5: Solve for x
    x = 4,190,407,451,014,251.50/52,854,564.30
  6. Step 6: Final answer
    x = 79,281,846.45

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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.