Home / 381,313,744.02-526,197,472.29-216,297,770.58

Finding the Fourth Proportional to 381,313,744.02, 526,197,472.29 and 216,297,770.58

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Solution

The fourth proportional to 381,313,744.02, 526,197,472.29 and 216,297,770.58 is: 298,482,134.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,313,744.02 : 526,197,472.29 = 216,297,770.58 : x
  2. Step 2: Convert to fraction form
    381,313,744.02/526,197,472.29 = 216,297,770.58/x
  3. Step 3: Cross multiply
    381,313,744.02x = 526,197,472.29 × 216,297,770.58
  4. Step 4: Simplify right side
    381,313,744.02x = 113,815,340,141,158,336
  5. Step 5: Solve for x
    x = 113,815,340,141,158,336/381,313,744.02
  6. Step 6: Final answer
    x = 298,482,134.27

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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.