Home / 85,325,995,438.44-127,995,115,357.98-29,427,661,017.96

Finding the Fourth Proportional to 85,325,995,438.44, 127,995,115,357.98 and 29,427,661,017.96

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Solution

The fourth proportional to 85,325,995,438.44, 127,995,115,357.98 and 29,427,661,017.96 is: 44,143,602,982.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,325,995,438.44 : 127,995,115,357.98 = 29,427,661,017.96 : x
  2. Step 2: Convert to fraction form
    85,325,995,438.44/127,995,115,357.98 = 29,427,661,017.96/x
  3. Step 3: Cross multiply
    85,325,995,438.44x = 127,995,115,357.98 × 29,427,661,017.96
  4. Step 4: Simplify right side
    85,325,995,438.44x = 3,766,596,866,709,321,154,560
  5. Step 5: Solve for x
    x = 3,766,596,866,709,321,154,560/85,325,995,438.44
  6. Step 6: Final answer
    x = 44,143,602,982.36

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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.