Home / 302,667,760.14-417,630,929.96-168,676,412.21

Finding the Fourth Proportional to 302,667,760.14, 417,630,929.96 and 168,676,412.21

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Solution

The fourth proportional to 302,667,760.14, 417,630,929.96 and 168,676,412.21 is: 232,745,261.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,667,760.14 : 417,630,929.96 = 168,676,412.21 : x
  2. Step 2: Convert to fraction form
    302,667,760.14/417,630,929.96 = 168,676,412.21/x
  3. Step 3: Cross multiply
    302,667,760.14x = 417,630,929.96 × 168,676,412.21
  4. Step 4: Simplify right side
    302,667,760.14x = 70,444,486,890,647,064
  5. Step 5: Solve for x
    x = 70,444,486,890,647,064/302,667,760.14
  6. Step 6: Final answer
    x = 232,745,261.20

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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.