Home / 302,702,401.22-417,729,297.57-163,473,149.48

Finding the Fourth Proportional to 302,702,401.22, 417,729,297.57 and 163,473,149.48

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Solution

The fourth proportional to 302,702,401.22, 417,729,297.57 and 163,473,149.48 is: 225,592,937.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,702,401.22 : 417,729,297.57 = 163,473,149.48 : x
  2. Step 2: Convert to fraction form
    302,702,401.22/417,729,297.57 = 163,473,149.48/x
  3. Step 3: Cross multiply
    302,702,401.22x = 417,729,297.57 × 163,473,149.48
  4. Step 4: Simplify right side
    302,702,401.22x = 68,287,523,903,836,008
  5. Step 5: Solve for x
    x = 68,287,523,903,836,008/302,702,401.22
  6. Step 6: Final answer
    x = 225,592,937.58

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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.