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Finding the Fourth Proportional to 565,552,123.14, 848,319,670.89 and 254,440,039.47

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Solution

The fourth proportional to 565,552,123.14, 848,319,670.89 and 254,440,039.47 is: 381,656,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,552,123.14 : 848,319,670.89 = 254,440,039.47 : x
  2. Step 2: Convert to fraction form
    565,552,123.14/848,319,670.89 = 254,440,039.47/x
  3. Step 3: Cross multiply
    565,552,123.14x = 848,319,670.89 × 254,440,039.47
  4. Step 4: Simplify right side
    565,552,123.14x = 215,846,490,544,428,992
  5. Step 5: Solve for x
    x = 215,846,490,544,428,992/565,552,123.14
  6. Step 6: Final answer
    x = 381,656,228.87

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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.