Home / 101,945,325.42-152,994,144.03-69,077,962.32

Finding the Fourth Proportional to 101,945,325.42, 152,994,144.03 and 69,077,962.32

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Solution

The fourth proportional to 101,945,325.42, 152,994,144.03 and 69,077,962.32 is: 103,668,546.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,945,325.42 : 152,994,144.03 = 69,077,962.32 : x
  2. Step 2: Convert to fraction form
    101,945,325.42/152,994,144.03 = 69,077,962.32/x
  3. Step 3: Cross multiply
    101,945,325.42x = 152,994,144.03 × 69,077,962.32
  4. Step 4: Simplify right side
    101,945,325.42x = 10,568,523,716,484,992
  5. Step 5: Solve for x
    x = 10,568,523,716,484,992/101,945,325.42
  6. Step 6: Final answer
    x = 103,668,546.58

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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.