Home / 7,905,082,852.50-11,857,187,815.31-5,780,106,136.62

Finding the Fourth Proportional to 7,905,082,852.50, 11,857,187,815.31 and 5,780,106,136.62

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Solution

The fourth proportional to 7,905,082,852.50, 11,857,187,815.31 and 5,780,106,136.62 is: 8,669,840,067.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,905,082,852.50 : 11,857,187,815.31 = 5,780,106,136.62 : x
  2. Step 2: Convert to fraction form
    7,905,082,852.50/11,857,187,815.31 = 5,780,106,136.62/x
  3. Step 3: Cross multiply
    7,905,082,852.50x = 11,857,187,815.31 × 5,780,106,136.62
  4. Step 4: Simplify right side
    7,905,082,852.50x = 68,535,804,054,370,435,072
  5. Step 5: Solve for x
    x = 68,535,804,054,370,435,072/7,905,082,852.50
  6. Step 6: Final answer
    x = 8,669,840,067.86

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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.