Home / 229,096,397.20-316,163,438.92-135,014,514.88

Finding the Fourth Proportional to 229,096,397.20, 316,163,438.92 and 135,014,514.88

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Solution

The fourth proportional to 229,096,397.20, 316,163,438.92 and 135,014,514.88 is: 186,326,165.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,096,397.20 : 316,163,438.92 = 135,014,514.88 : x
  2. Step 2: Convert to fraction form
    229,096,397.20/316,163,438.92 = 135,014,514.88/x
  3. Step 3: Cross multiply
    229,096,397.20x = 316,163,438.92 × 135,014,514.88
  4. Step 4: Simplify right side
    229,096,397.20x = 42,686,653,328,576,312
  5. Step 5: Solve for x
    x = 42,686,653,328,576,312/229,096,397.20
  6. Step 6: Final answer
    x = 186,326,165.97

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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.