Home / 149,726,991.60-224,590,487.40-91,528,297.20

Finding the Fourth Proportional to 149,726,991.60, 224,590,487.40 and 91,528,297.20

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Solution

The fourth proportional to 149,726,991.60, 224,590,487.40 and 91,528,297.20 is: 137,292,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,726,991.60 : 224,590,487.40 = 91,528,297.20 : x
  2. Step 2: Convert to fraction form
    149,726,991.60/224,590,487.40 = 91,528,297.20/x
  3. Step 3: Cross multiply
    149,726,991.60x = 224,590,487.40 × 91,528,297.20
  4. Step 4: Simplify right side
    149,726,991.60x = 20,556,384,879,040,056
  5. Step 5: Solve for x
    x = 20,556,384,879,040,056/149,726,991.60
  6. Step 6: Final answer
    x = 137,292,445.80

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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.