Home / 355,568,108.58-536,017,218.83-331,865,839.98

Finding the Fourth Proportional to 355,568,108.58, 536,017,218.83 and 331,865,839.98

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Solution

The fourth proportional to 355,568,108.58, 536,017,218.83 and 331,865,839.98 is: 500,286,162.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,568,108.58 : 536,017,218.83 = 331,865,839.98 : x
  2. Step 2: Convert to fraction form
    355,568,108.58/536,017,218.83 = 331,865,839.98/x
  3. Step 3: Cross multiply
    355,568,108.58x = 536,017,218.83 × 331,865,839.98
  4. Step 4: Simplify right side
    355,568,108.58x = 177,885,804,570,761,440
  5. Step 5: Solve for x
    x = 177,885,804,570,761,440/355,568,108.58
  6. Step 6: Final answer
    x = 500,286,162.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.