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Finding the Fourth Proportional to 176,034,105.76, 264,052,978.80 and 53,213,441.44

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Solution

The fourth proportional to 176,034,105.76, 264,052,978.80 and 53,213,441.44 is: 79,820,712.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,034,105.76 : 264,052,978.80 = 53,213,441.44 : x
  2. Step 2: Convert to fraction form
    176,034,105.76/264,052,978.80 = 53,213,441.44/x
  3. Step 3: Cross multiply
    176,034,105.76x = 264,052,978.80 × 53,213,441.44
  4. Step 4: Simplify right side
    176,034,105.76x = 14,051,167,724,431,362
  5. Step 5: Solve for x
    x = 14,051,167,724,431,362/176,034,105.76
  6. Step 6: Final answer
    x = 79,820,712.38

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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.