Home / 302,281,866.63-417,277,691.03-203,220,066.24

Finding the Fourth Proportional to 302,281,866.63, 417,277,691.03 and 203,220,066.24

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Solution

The fourth proportional to 302,281,866.63, 417,277,691.03 and 203,220,066.24 is: 280,530,224.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,281,866.63 : 417,277,691.03 = 203,220,066.24 : x
  2. Step 2: Convert to fraction form
    302,281,866.63/417,277,691.03 = 203,220,066.24/x
  3. Step 3: Cross multiply
    302,281,866.63x = 417,277,691.03 × 203,220,066.24
  4. Step 4: Simplify right side
    302,281,866.63x = 84,799,200,012,098,912
  5. Step 5: Solve for x
    x = 84,799,200,012,098,912/302,281,866.63
  6. Step 6: Final answer
    x = 280,530,224.84

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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.