Home / 545,760,902.10-818,641,353.15-157,596,395.70

Finding the Fourth Proportional to 545,760,902.10, 818,641,353.15 and 157,596,395.70

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Solution

The fourth proportional to 545,760,902.10, 818,641,353.15 and 157,596,395.70 is: 236,394,593.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,760,902.10 : 818,641,353.15 = 157,596,395.70 : x
  2. Step 2: Convert to fraction form
    545,760,902.10/818,641,353.15 = 157,596,395.70/x
  3. Step 3: Cross multiply
    545,760,902.10x = 818,641,353.15 × 157,596,395.70
  4. Step 4: Simplify right side
    545,760,902.10x = 129,014,926,627,410,832
  5. Step 5: Solve for x
    x = 129,014,926,627,410,832/545,760,902.10
  6. Step 6: Final answer
    x = 236,394,593.55

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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.