Home / 134,012,593.80-201,018,890.70-120,407,704.20

Finding the Fourth Proportional to 134,012,593.80, 201,018,890.70 and 120,407,704.20

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Solution

The fourth proportional to 134,012,593.80, 201,018,890.70 and 120,407,704.20 is: 180,611,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,012,593.80 : 201,018,890.70 = 120,407,704.20 : x
  2. Step 2: Convert to fraction form
    134,012,593.80/201,018,890.70 = 120,407,704.20/x
  3. Step 3: Cross multiply
    134,012,593.80x = 201,018,890.70 × 120,407,704.20
  4. Step 4: Simplify right side
    134,012,593.80x = 24,204,223,130,017,732
  5. Step 5: Solve for x
    x = 24,204,223,130,017,732/134,012,593.80
  6. Step 6: Final answer
    x = 180,611,556.30

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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.