Home / 8,055,778,002.20-11,115,497,871.96-4,487,396,106.32

Finding the Fourth Proportional to 8,055,778,002.20, 11,115,497,871.96 and 4,487,396,106.32

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Solution

The fourth proportional to 8,055,778,002.20, 11,115,497,871.96 and 4,487,396,106.32 is: 6,191,784,562.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,055,778,002.20 : 11,115,497,871.96 = 4,487,396,106.32 : x
  2. Step 2: Convert to fraction form
    8,055,778,002.20/11,115,497,871.96 = 4,487,396,106.32/x
  3. Step 3: Cross multiply
    8,055,778,002.20x = 11,115,497,871.96 × 4,487,396,106.32
  4. Step 4: Simplify right side
    8,055,778,002.20x = 49,879,641,870,441,545,728
  5. Step 5: Solve for x
    x = 49,879,641,870,441,545,728/8,055,778,002.20
  6. Step 6: Final answer
    x = 6,191,784,562.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.