Home / 263,146,807.28-363,145,467.72-145,674,099.92

Finding the Fourth Proportional to 263,146,807.28, 363,145,467.72 and 145,674,099.92

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Solution

The fourth proportional to 263,146,807.28, 363,145,467.72 and 145,674,099.92 is: 201,031,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,146,807.28 : 363,145,467.72 = 145,674,099.92 : x
  2. Step 2: Convert to fraction form
    263,146,807.28/363,145,467.72 = 145,674,099.92/x
  3. Step 3: Cross multiply
    263,146,807.28x = 363,145,467.72 × 145,674,099.92
  4. Step 4: Simplify right side
    263,146,807.28x = 52,900,889,150,138,416
  5. Step 5: Solve for x
    x = 52,900,889,150,138,416/263,146,807.28
  6. Step 6: Final answer
    x = 201,031,848.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.