Home / 172,032,064.20-258,048,096.30-76,293,952.20

Finding the Fourth Proportional to 172,032,064.20, 258,048,096.30 and 76,293,952.20

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Solution

The fourth proportional to 172,032,064.20, 258,048,096.30 and 76,293,952.20 is: 114,440,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,032,064.20 : 258,048,096.30 = 76,293,952.20 : x
  2. Step 2: Convert to fraction form
    172,032,064.20/258,048,096.30 = 76,293,952.20/x
  3. Step 3: Cross multiply
    172,032,064.20x = 258,048,096.30 × 76,293,952.20
  4. Step 4: Simplify right side
    172,032,064.20x = 19,687,509,124,413,200
  5. Step 5: Solve for x
    x = 19,687,509,124,413,200/172,032,064.20
  6. Step 6: Final answer
    x = 114,440,928.30

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Similar ratio
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1.5x scale

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.