Home / 854,726,497-1,179,522,643.62-483,440,537.32

Finding the Fourth Proportional to 854,726,497, 1,179,522,643.62 and 483,440,537.32

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Solution

The fourth proportional to 854,726,497, 1,179,522,643.62 and 483,440,537.32 is: 667,147,985.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,726,497 : 1,179,522,643.62 = 483,440,537.32 : x
  2. Step 2: Convert to fraction form
    854,726,497/1,179,522,643.62 = 483,440,537.32/x
  3. Step 3: Cross multiply
    854,726,497x = 1,179,522,643.62 × 483,440,537.32
  4. Step 4: Simplify right side
    854,726,497x = 570,229,060,612,759,616
  5. Step 5: Solve for x
    x = 570,229,060,612,759,616/854,726,497
  6. Step 6: Final answer
    x = 667,147,985.48

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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.