Home / 70,325,999.26-97,049,878.98-39,386,168.54

Finding the Fourth Proportional to 70,325,999.26, 97,049,878.98 and 39,386,168.54

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Solution

The fourth proportional to 70,325,999.26, 97,049,878.98 and 39,386,168.54 is: 54,352,912.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,325,999.26 : 97,049,878.98 = 39,386,168.54 : x
  2. Step 2: Convert to fraction form
    70,325,999.26/97,049,878.98 = 39,386,168.54/x
  3. Step 3: Cross multiply
    70,325,999.26x = 97,049,878.98 × 39,386,168.54
  4. Step 4: Simplify right side
    70,325,999.26x = 3,822,422,890,023,872.50
  5. Step 5: Solve for x
    x = 3,822,422,890,023,872.50/70,325,999.26
  6. Step 6: Final answer
    x = 54,352,912.58

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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.