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Finding the Fourth Proportional to 619,455,563.04, 854,859,548.52 and 337,206,118.80

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Solution

The fourth proportional to 619,455,563.04, 854,859,548.52 and 337,206,118.80 is: 465,350,361.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,455,563.04 : 854,859,548.52 = 337,206,118.80 : x
  2. Step 2: Convert to fraction form
    619,455,563.04/854,859,548.52 = 337,206,118.80/x
  3. Step 3: Cross multiply
    619,455,563.04x = 854,859,548.52 × 337,206,118.80
  4. Step 4: Simplify right side
    619,455,563.04x = 288,263,870,475,549,504
  5. Step 5: Solve for x
    x = 288,263,870,475,549,504/619,455,563.04
  6. Step 6: Final answer
    x = 465,350,361.95

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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.