Home / 291,350,693.70-437,026,040.55-267,542,136.90

Finding the Fourth Proportional to 291,350,693.70, 437,026,040.55 and 267,542,136.90

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Solution

The fourth proportional to 291,350,693.70, 437,026,040.55 and 267,542,136.90 is: 401,313,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,350,693.70 : 437,026,040.55 = 267,542,136.90 : x
  2. Step 2: Convert to fraction form
    291,350,693.70/437,026,040.55 = 267,542,136.90/x
  3. Step 3: Cross multiply
    291,350,693.70x = 437,026,040.55 × 267,542,136.90
  4. Step 4: Simplify right side
    291,350,693.70x = 116,922,880,769,693,056
  5. Step 5: Solve for x
    x = 116,922,880,769,693,056/291,350,693.70
  6. Step 6: Final answer
    x = 401,313,205.35

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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.