Home / 201,010,358.70-301,515,538.05-180,603,024.30

Finding the Fourth Proportional to 201,010,358.70, 301,515,538.05 and 180,603,024.30

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Solution

The fourth proportional to 201,010,358.70, 301,515,538.05 and 180,603,024.30 is: 270,904,536.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,010,358.70 : 301,515,538.05 = 180,603,024.30 : x
  2. Step 2: Convert to fraction form
    201,010,358.70/301,515,538.05 = 180,603,024.30/x
  3. Step 3: Cross multiply
    201,010,358.70x = 301,515,538.05 × 180,603,024.30
  4. Step 4: Simplify right side
    201,010,358.70x = 54,454,618,045,271,728
  5. Step 5: Solve for x
    x = 54,454,618,045,271,728/201,010,358.70
  6. Step 6: Final answer
    x = 270,904,536.45

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Similar ratio
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1.5x scale

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.