Home / 6,379,669,369.92-8,804,084,662.55-3,521,804,814.46

Finding the Fourth Proportional to 6,379,669,369.92, 8,804,084,662.55 and 3,521,804,814.46

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Solution

The fourth proportional to 6,379,669,369.92, 8,804,084,662.55 and 3,521,804,814.46 is: 4,860,168,443.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,379,669,369.92 : 8,804,084,662.55 = 3,521,804,814.46 : x
  2. Step 2: Convert to fraction form
    6,379,669,369.92/8,804,084,662.55 = 3,521,804,814.46/x
  3. Step 3: Cross multiply
    6,379,669,369.92x = 8,804,084,662.55 × 3,521,804,814.46
  4. Step 4: Simplify right side
    6,379,669,369.92x = 31,006,267,751,482,032,128
  5. Step 5: Solve for x
    x = 31,006,267,751,482,032,128/6,379,669,369.92
  6. Step 6: Final answer
    x = 4,860,168,443.47

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Double scale
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1.5x scale

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.