Home / 224,661,643.20-336,320,618.40-211,374,014.40

Finding the Fourth Proportional to 224,661,643.20, 336,320,618.40 and 211,374,014.40

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Solution

The fourth proportional to 224,661,643.20, 336,320,618.40 and 211,374,014.40 is: 316,428,911.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,661,643.20 : 336,320,618.40 = 211,374,014.40 : x
  2. Step 2: Convert to fraction form
    224,661,643.20/336,320,618.40 = 211,374,014.40/x
  3. Step 3: Cross multiply
    224,661,643.20x = 336,320,618.40 × 211,374,014.40
  4. Step 4: Simplify right side
    224,661,643.20x = 71,089,439,236,698,504
  5. Step 5: Solve for x
    x = 71,089,439,236,698,504/224,661,643.20
  6. Step 6: Final answer
    x = 316,428,911.60

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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.