Home / 367,630,878.70-551,446,318.05-163,179,621.10

Finding the Fourth Proportional to 367,630,878.70, 551,446,318.05 and 163,179,621.10

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Solution

The fourth proportional to 367,630,878.70, 551,446,318.05 and 163,179,621.10 is: 244,769,431.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,630,878.70 : 551,446,318.05 = 163,179,621.10 : x
  2. Step 2: Convert to fraction form
    367,630,878.70/551,446,318.05 = 163,179,621.10/x
  3. Step 3: Cross multiply
    367,630,878.70x = 551,446,318.05 × 163,179,621.10
  4. Step 4: Simplify right side
    367,630,878.70x = 89,984,801,236,389,072
  5. Step 5: Solve for x
    x = 89,984,801,236,389,072/367,630,878.70
  6. Step 6: Final answer
    x = 244,769,431.65

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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.