Home / 863,892,269.97-1,192,171,314.03-467,415,259.64

Finding the Fourth Proportional to 863,892,269.97, 1,192,171,314.03 and 467,415,259.64

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Solution

The fourth proportional to 863,892,269.97, 1,192,171,314.03 and 467,415,259.64 is: 645,033,048.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,892,269.97 : 1,192,171,314.03 = 467,415,259.64 : x
  2. Step 2: Convert to fraction form
    863,892,269.97/1,192,171,314.03 = 467,415,259.64/x
  3. Step 3: Cross multiply
    863,892,269.97x = 1,192,171,314.03 × 467,415,259.64
  4. Step 4: Simplify right side
    863,892,269.97x = 557,239,064,276,731,520
  5. Step 5: Solve for x
    x = 557,239,064,276,731,520/863,892,269.97
  6. Step 6: Final answer
    x = 645,033,048.27

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Double scale
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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.