Home / 267,181,214.40-400,771,821.60-159,685,790.40

Finding the Fourth Proportional to 267,181,214.40, 400,771,821.60 and 159,685,790.40

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Solution

The fourth proportional to 267,181,214.40, 400,771,821.60 and 159,685,790.40 is: 239,528,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,181,214.40 : 400,771,821.60 = 159,685,790.40 : x
  2. Step 2: Convert to fraction form
    267,181,214.40/400,771,821.60 = 159,685,790.40/x
  3. Step 3: Cross multiply
    267,181,214.40x = 400,771,821.60 × 159,685,790.40
  4. Step 4: Simplify right side
    267,181,214.40x = 63,997,565,102,243,800
  5. Step 5: Solve for x
    x = 63,997,565,102,243,800/267,181,214.40
  6. Step 6: Final answer
    x = 239,528,685.60

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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.