Home / 137,520,300,920.46-206,302,840,732.08-40,611,635,103.90

Finding the Fourth Proportional to 137,520,300,920.46, 206,302,840,732.08 and 40,611,635,103.90

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Solution

The fourth proportional to 137,520,300,920.46, 206,302,840,732.08 and 40,611,635,103.90 is: 60,924,064,539.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,520,300,920.46 : 206,302,840,732.08 = 40,611,635,103.90 : x
  2. Step 2: Convert to fraction form
    137,520,300,920.46/206,302,840,732.08 = 40,611,635,103.90/x
  3. Step 3: Cross multiply
    137,520,300,920.46x = 206,302,840,732.08 × 40,611,635,103.90
  4. Step 4: Simplify right side
    137,520,300,920.46x = 8,378,295,688,709,230,559,232
  5. Step 5: Solve for x
    x = 8,378,295,688,709,230,559,232/137,520,300,920.46
  6. Step 6: Final answer
    x = 60,924,064,539.06

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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.