Home / 288,251,298.56-397,815,245.18-164,510,488.64

Finding the Fourth Proportional to 288,251,298.56, 397,815,245.18 and 164,510,488.64

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Solution

The fourth proportional to 288,251,298.56, 397,815,245.18 and 164,510,488.64 is: 227,040,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,251,298.56 : 397,815,245.18 = 164,510,488.64 : x
  2. Step 2: Convert to fraction form
    288,251,298.56/397,815,245.18 = 164,510,488.64/x
  3. Step 3: Cross multiply
    288,251,298.56x = 397,815,245.18 × 164,510,488.64
  4. Step 4: Simplify right side
    288,251,298.56x = 65,444,780,370,191,576
  5. Step 5: Solve for x
    x = 65,444,780,370,191,576/288,251,298.56
  6. Step 6: Final answer
    x = 227,040,713.08

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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.