Home / 331,776,364.20-497,664,546.30-263,248,031.40

Finding the Fourth Proportional to 331,776,364.20, 497,664,546.30 and 263,248,031.40

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Solution

The fourth proportional to 331,776,364.20, 497,664,546.30 and 263,248,031.40 is: 394,872,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,364.20 : 497,664,546.30 = 263,248,031.40 : x
  2. Step 2: Convert to fraction form
    331,776,364.20/497,664,546.30 = 263,248,031.40/x
  3. Step 3: Cross multiply
    331,776,364.20x = 497,664,546.30 × 263,248,031.40
  4. Step 4: Simplify right side
    331,776,364.20x = 131,009,212,111,049,152
  5. Step 5: Solve for x
    x = 131,009,212,111,049,152/331,776,364.20
  6. Step 6: Final answer
    x = 394,872,047.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.