Home / 341,635,442.20-512,453,163.30-157,402,562.20

Finding the Fourth Proportional to 341,635,442.20, 512,453,163.30 and 157,402,562.20

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Solution

The fourth proportional to 341,635,442.20, 512,453,163.30 and 157,402,562.20 is: 236,103,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,635,442.20 : 512,453,163.30 = 157,402,562.20 : x
  2. Step 2: Convert to fraction form
    341,635,442.20/512,453,163.30 = 157,402,562.20/x
  3. Step 3: Cross multiply
    341,635,442.20x = 512,453,163.30 × 157,402,562.20
  4. Step 4: Simplify right side
    341,635,442.20x = 80,661,440,910,915,008
  5. Step 5: Solve for x
    x = 80,661,440,910,915,008/341,635,442.20
  6. Step 6: Final answer
    x = 236,103,843.30

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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.