Home / 291,279,797.62-436,923,482.72-97,191,212.81

Finding the Fourth Proportional to 291,279,797.62, 436,923,482.72 and 97,191,212.81

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Solution

The fourth proportional to 291,279,797.62, 436,923,482.72 and 97,191,212.81 is: 145,788,082.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,279,797.62 : 436,923,482.72 = 97,191,212.81 : x
  2. Step 2: Convert to fraction form
    291,279,797.62/436,923,482.72 = 97,191,212.81/x
  3. Step 3: Cross multiply
    291,279,797.62x = 436,923,482.72 × 97,191,212.81
  4. Step 4: Simplify right side
    291,279,797.62x = 42,465,123,188,055,304
  5. Step 5: Solve for x
    x = 42,465,123,188,055,304/291,279,797.62
  6. Step 6: Final answer
    x = 145,788,082.58

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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.