Home / 13,125,776,249.24-19,690,714,981.20-4,280,557,878.44

Finding the Fourth Proportional to 13,125,776,249.24, 19,690,714,981.20 and 4,280,557,878.44

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Solution

The fourth proportional to 13,125,776,249.24, 19,690,714,981.20 and 4,280,557,878.44 is: 6,421,505,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,125,776,249.24 : 19,690,714,981.20 = 4,280,557,878.44 : x
  2. Step 2: Convert to fraction form
    13,125,776,249.24/19,690,714,981.20 = 4,280,557,878.44/x
  3. Step 3: Cross multiply
    13,125,776,249.24x = 19,690,714,981.20 × 4,280,557,878.44
  4. Step 4: Simplify right side
    13,125,776,249.24x = 84,287,245,144,892,194,816
  5. Step 5: Solve for x
    x = 84,287,245,144,892,194,816/13,125,776,249.24
  6. Step 6: Final answer
    x = 6,421,505,558.56

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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.