Home / 373,315,143.60-559,999,619.60-143,284,228.25

Finding the Fourth Proportional to 373,315,143.60, 559,999,619.60 and 143,284,228.25

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Solution

The fourth proportional to 373,315,143.60, 559,999,619.60 and 143,284,228.25 is: 214,936,668.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,315,143.60 : 559,999,619.60 = 143,284,228.25 : x
  2. Step 2: Convert to fraction form
    373,315,143.60/559,999,619.60 = 143,284,228.25/x
  3. Step 3: Cross multiply
    373,315,143.60x = 559,999,619.60 × 143,284,228.25
  4. Step 4: Simplify right side
    373,315,143.60x = 80,239,113,311,163,168
  5. Step 5: Solve for x
    x = 80,239,113,311,163,168/373,315,143.60
  6. Step 6: Final answer
    x = 214,936,668.62

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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.