Home / 291,279,796.36-436,923,480.83-97,191,211.56

Finding the Fourth Proportional to 291,279,796.36, 436,923,480.83 and 97,191,211.56

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Solution

The fourth proportional to 291,279,796.36, 436,923,480.83 and 97,191,211.56 is: 145,788,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,279,796.36 : 436,923,480.83 = 97,191,211.56 : x
  2. Step 2: Convert to fraction form
    291,279,796.36/436,923,480.83 = 97,191,211.56/x
  3. Step 3: Cross multiply
    291,279,796.36x = 436,923,480.83 × 97,191,211.56
  4. Step 4: Simplify right side
    291,279,796.36x = 42,465,122,460,880,136
  5. Step 5: Solve for x
    x = 42,465,122,460,880,136/291,279,796.36
  6. Step 6: Final answer
    x = 145,788,080.71

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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.