Home / 201,482,140.40-302,297,860.20-194,017,180.40

Finding the Fourth Proportional to 201,482,140.40, 302,297,860.20 and 194,017,180.40

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Solution

The fourth proportional to 201,482,140.40, 302,297,860.20 and 194,017,180.40 is: 291,097,654.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,482,140.40 : 302,297,860.20 = 194,017,180.40 : x
  2. Step 2: Convert to fraction form
    201,482,140.40/302,297,860.20 = 194,017,180.40/x
  3. Step 3: Cross multiply
    201,482,140.40x = 302,297,860.20 × 194,017,180.40
  4. Step 4: Simplify right side
    201,482,140.40x = 58,650,978,476,957,376
  5. Step 5: Solve for x
    x = 58,650,978,476,957,376/201,482,140.40
  6. Step 6: Final answer
    x = 291,097,654.42

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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.