Home / 3,420,731,195.58-5,131,113,878.32-1,209,942,946.44

Finding the Fourth Proportional to 3,420,731,195.58, 5,131,113,878.32 and 1,209,942,946.44

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Solution

The fourth proportional to 3,420,731,195.58, 5,131,113,878.32 and 1,209,942,946.44 is: 1,814,920,462.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,420,731,195.58 : 5,131,113,878.32 = 1,209,942,946.44 : x
  2. Step 2: Convert to fraction form
    3,420,731,195.58/5,131,113,878.32 = 1,209,942,946.44/x
  3. Step 3: Cross multiply
    3,420,731,195.58x = 5,131,113,878.32 × 1,209,942,946.44
  4. Step 4: Simplify right side
    3,420,731,195.58x = 6,208,355,044,450,652,160
  5. Step 5: Solve for x
    x = 6,208,355,044,450,652,160/3,420,731,195.58
  6. Step 6: Final answer
    x = 1,814,920,462.76

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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.