Home / 267,181,215.40-400,771,823.10-159,685,791.40

Finding the Fourth Proportional to 267,181,215.40, 400,771,823.10 and 159,685,791.40

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Solution

The fourth proportional to 267,181,215.40, 400,771,823.10 and 159,685,791.40 is: 239,528,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,181,215.40 : 400,771,823.10 = 159,685,791.40 : x
  2. Step 2: Convert to fraction form
    267,181,215.40/400,771,823.10 = 159,685,791.40/x
  3. Step 3: Cross multiply
    267,181,215.40x = 400,771,823.10 × 159,685,791.40
  4. Step 4: Simplify right side
    267,181,215.40x = 63,997,565,742,544,304
  5. Step 5: Solve for x
    x = 63,997,565,742,544,304/267,181,215.40
  6. Step 6: Final answer
    x = 239,528,687.10

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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.