Home / 199,392,616.64-299,194,300.44-141,474,598.86

Finding the Fourth Proportional to 199,392,616.64, 299,194,300.44 and 141,474,598.86

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Solution

The fourth proportional to 199,392,616.64, 299,194,300.44 and 141,474,598.86 is: 212,286,665.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,392,616.64 : 299,194,300.44 = 141,474,598.86 : x
  2. Step 2: Convert to fraction form
    199,392,616.64/299,194,300.44 = 141,474,598.86/x
  3. Step 3: Cross multiply
    199,392,616.64x = 299,194,300.44 × 141,474,598.86
  4. Step 4: Simplify right side
    199,392,616.64x = 42,328,393,635,947,328
  5. Step 5: Solve for x
    x = 42,328,393,635,947,328/199,392,616.64
  6. Step 6: Final answer
    x = 212,286,665.12

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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.