Home / 4,238,330,015.20-6,361,274,158.80-2,489,345,874.40

Finding the Fourth Proportional to 4,238,330,015.20, 6,361,274,158.80 and 2,489,345,874.40

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Solution

The fourth proportional to 4,238,330,015.20, 6,361,274,158.80 and 2,489,345,874.40 is: 3,736,238,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238,330,015.20 : 6,361,274,158.80 = 2,489,345,874.40 : x
  2. Step 2: Convert to fraction form
    4,238,330,015.20/6,361,274,158.80 = 2,489,345,874.40/x
  3. Step 3: Cross multiply
    4,238,330,015.20x = 6,361,274,158.80 × 2,489,345,874.40
  4. Step 4: Simplify right side
    4,238,330,015.20x = 15,835,411,583,136,110,592
  5. Step 5: Solve for x
    x = 15,835,411,583,136,110,592/4,238,330,015.20
  6. Step 6: Final answer
    x = 3,736,238,453.91

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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.