Home / 149,987,171.67-224,958,025.61-40,820,849.60

Finding the Fourth Proportional to 149,987,171.67, 224,958,025.61 and 40,820,849.60

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Solution

The fourth proportional to 149,987,171.67, 224,958,025.61 and 40,820,849.60 is: 61,225,087.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,987,171.67 : 224,958,025.61 = 40,820,849.60 : x
  2. Step 2: Convert to fraction form
    149,987,171.67/224,958,025.61 = 40,820,849.60/x
  3. Step 3: Cross multiply
    149,987,171.67x = 224,958,025.61 × 40,820,849.60
  4. Step 4: Simplify right side
    149,987,171.67x = 9,182,977,730,097,048
  5. Step 5: Solve for x
    x = 9,182,977,730,097,048/149,987,171.67
  6. Step 6: Final answer
    x = 61,225,087.64

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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.