Home / 4,191,990,764.33-6,287,319,778.46-1,393,726,560.68

Finding the Fourth Proportional to 4,191,990,764.33, 6,287,319,778.46 and 1,393,726,560.68

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Solution

The fourth proportional to 4,191,990,764.33, 6,287,319,778.46 and 1,393,726,560.68 is: 2,090,368,291.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191,990,764.33 : 6,287,319,778.46 = 1,393,726,560.68 : x
  2. Step 2: Convert to fraction form
    4,191,990,764.33/6,287,319,778.46 = 1,393,726,560.68/x
  3. Step 3: Cross multiply
    4,191,990,764.33x = 6,287,319,778.46 × 1,393,726,560.68
  4. Step 4: Simplify right side
    4,191,990,764.33x = 8,762,804,570,737,143,808
  5. Step 5: Solve for x
    x = 8,762,804,570,737,143,808/4,191,990,764.33
  6. Step 6: Final answer
    x = 2,090,368,291.19

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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.