Home / 210,453,553.20-315,232,432.20-174,621,745.20

Finding the Fourth Proportional to 210,453,553.20, 315,232,432.20 and 174,621,745.20

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Solution

The fourth proportional to 210,453,553.20, 315,232,432.20 and 174,621,745.20 is: 261,560,979.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,453,553.20 : 315,232,432.20 = 174,621,745.20 : x
  2. Step 2: Convert to fraction form
    210,453,553.20/315,232,432.20 = 174,621,745.20/x
  3. Step 3: Cross multiply
    210,453,553.20x = 315,232,432.20 × 174,621,745.20
  4. Step 4: Simplify right side
    210,453,553.20x = 55,046,437,454,404,672
  5. Step 5: Solve for x
    x = 55,046,437,454,404,672/210,453,553.20
  6. Step 6: Final answer
    x = 261,560,979.22

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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.