Home / 360,911,408.80-498,044,857.56-204,275,152.76

Finding the Fourth Proportional to 360,911,408.80, 498,044,857.56 and 204,275,152.76

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Solution

The fourth proportional to 360,911,408.80, 498,044,857.56 and 204,275,152.76 is: 281,892,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,911,408.80 : 498,044,857.56 = 204,275,152.76 : x
  2. Step 2: Convert to fraction form
    360,911,408.80/498,044,857.56 = 204,275,152.76/x
  3. Step 3: Cross multiply
    360,911,408.80x = 498,044,857.56 × 204,275,152.76
  4. Step 4: Simplify right side
    360,911,408.80x = 101,738,189,359,401,440
  5. Step 5: Solve for x
    x = 101,738,189,359,401,440/360,911,408.80
  6. Step 6: Final answer
    x = 281,892,417.03

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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.