Home / 262,358,777.80-393,776,112.30-133,056,339.40

Finding the Fourth Proportional to 262,358,777.80, 393,776,112.30 and 133,056,339.40

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Solution

The fourth proportional to 262,358,777.80, 393,776,112.30 and 133,056,339.40 is: 199,705,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,358,777.80 : 393,776,112.30 = 133,056,339.40 : x
  2. Step 2: Convert to fraction form
    262,358,777.80/393,776,112.30 = 133,056,339.40/x
  3. Step 3: Cross multiply
    262,358,777.80x = 393,776,112.30 × 133,056,339.40
  4. Step 4: Simplify right side
    262,358,777.80x = 52,394,408,045,801,320
  5. Step 5: Solve for x
    x = 52,394,408,045,801,320/262,358,777.80
  6. Step 6: Final answer
    x = 199,705,184.20

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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.