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Finding the Fourth Proportional to 569,991,342.52, 786,182,468.70 and 523,099,873.29

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Solution

The fourth proportional to 569,991,342.52, 786,182,468.70 and 523,099,873.29 is: 721,505,607.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,991,342.52 : 786,182,468.70 = 523,099,873.29 : x
  2. Step 2: Convert to fraction form
    569,991,342.52/786,182,468.70 = 523,099,873.29/x
  3. Step 3: Cross multiply
    569,991,342.52x = 786,182,468.70 × 523,099,873.29
  4. Step 4: Simplify right side
    569,991,342.52x = 411,251,949,764,699,200
  5. Step 5: Solve for x
    x = 411,251,949,764,699,200/569,991,342.52
  6. Step 6: Final answer
    x = 721,505,607.34

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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.