Home / 5,122,286,379.54-7,068,835,454.85-3,007,789,077.78

Finding the Fourth Proportional to 5,122,286,379.54, 7,068,835,454.85 and 3,007,789,077.78

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Solution

The fourth proportional to 5,122,286,379.54, 7,068,835,454.85 and 3,007,789,077.78 is: 4,150,796,050.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122,286,379.54 : 7,068,835,454.85 = 3,007,789,077.78 : x
  2. Step 2: Convert to fraction form
    5,122,286,379.54/7,068,835,454.85 = 3,007,789,077.78/x
  3. Step 3: Cross multiply
    5,122,286,379.54x = 7,068,835,454.85 × 3,007,789,077.78
  4. Step 4: Simplify right side
    5,122,286,379.54x = 21,261,566,073,721,851,904
  5. Step 5: Solve for x
    x = 21,261,566,073,721,851,904/5,122,286,379.54
  6. Step 6: Final answer
    x = 4,150,796,050.50

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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.