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Finding the Fourth Proportional to 583,737,991.80, 805,522,983.40 and 332,807,298

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Solution

The fourth proportional to 583,737,991.80, 805,522,983.40 and 332,807,298 is: 459,253,862.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,737,991.80 : 805,522,983.40 = 332,807,298 : x
  2. Step 2: Convert to fraction form
    583,737,991.80/805,522,983.40 = 332,807,298/x
  3. Step 3: Cross multiply
    583,737,991.80x = 805,522,983.40 × 332,807,298
  4. Step 4: Simplify right side
    583,737,991.80x = 268,083,927,582,252,832
  5. Step 5: Solve for x
    x = 268,083,927,582,252,832/583,737,991.80
  6. Step 6: Final answer
    x = 459,253,862.77

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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.