Home / 101,807,090.25-140,492,603.56-55,396,544.55

Finding the Fourth Proportional to 101,807,090.25, 140,492,603.56 and 55,396,544.55

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Solution

The fourth proportional to 101,807,090.25, 140,492,603.56 and 55,396,544.55 is: 76,446,588.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,807,090.25 : 140,492,603.56 = 55,396,544.55 : x
  2. Step 2: Convert to fraction form
    101,807,090.25/140,492,603.56 = 55,396,544.55/x
  3. Step 3: Cross multiply
    101,807,090.25x = 140,492,603.56 × 55,396,544.55
  4. Step 4: Simplify right side
    101,807,090.25x = 7,782,804,772,057,028
  5. Step 5: Solve for x
    x = 7,782,804,772,057,028/101,807,090.25
  6. Step 6: Final answer
    x = 76,446,588.87

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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.