Home / 263,267,909.20-394,901,863.80-134,127,746.20

Finding the Fourth Proportional to 263,267,909.20, 394,901,863.80 and 134,127,746.20

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Solution

The fourth proportional to 263,267,909.20, 394,901,863.80 and 134,127,746.20 is: 201,191,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,267,909.20 : 394,901,863.80 = 134,127,746.20 : x
  2. Step 2: Convert to fraction form
    263,267,909.20/394,901,863.80 = 134,127,746.20/x
  3. Step 3: Cross multiply
    263,267,909.20x = 394,901,863.80 × 134,127,746.20
  4. Step 4: Simplify right side
    263,267,909.20x = 52,967,296,961,673,368
  5. Step 5: Solve for x
    x = 52,967,296,961,673,368/263,267,909.20
  6. Step 6: Final answer
    x = 201,191,619.30

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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.