Home / 4,901,067,773.70-7,351,601,660.55-1,220,573,128.20

Finding the Fourth Proportional to 4,901,067,773.70, 7,351,601,660.55 and 1,220,573,128.20

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Solution

The fourth proportional to 4,901,067,773.70, 7,351,601,660.55 and 1,220,573,128.20 is: 1,830,859,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901,067,773.70 : 7,351,601,660.55 = 1,220,573,128.20 : x
  2. Step 2: Convert to fraction form
    4,901,067,773.70/7,351,601,660.55 = 1,220,573,128.20/x
  3. Step 3: Cross multiply
    4,901,067,773.70x = 7,351,601,660.55 × 1,220,573,128.20
  4. Step 4: Simplify right side
    4,901,067,773.70x = 8,973,167,436,097,828,864
  5. Step 5: Solve for x
    x = 8,973,167,436,097,828,864/4,901,067,773.70
  6. Step 6: Final answer
    x = 1,830,859,692.30

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Double scale
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1.5x scale

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.