Home / 407,598,512.08-611,492,220.60-116,469,426.64

Finding the Fourth Proportional to 407,598,512.08, 611,492,220.60 and 116,469,426.64

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Solution

The fourth proportional to 407,598,512.08, 611,492,220.60 and 116,469,426.64 is: 174,731,129.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,598,512.08 : 611,492,220.60 = 116,469,426.64 : x
  2. Step 2: Convert to fraction form
    407,598,512.08/611,492,220.60 = 116,469,426.64/x
  3. Step 3: Cross multiply
    407,598,512.08x = 611,492,220.60 × 116,469,426.64
  4. Step 4: Simplify right side
    407,598,512.08x = 71,220,148,328,102,400
  5. Step 5: Solve for x
    x = 71,220,148,328,102,400/407,598,512.08
  6. Step 6: Final answer
    x = 174,731,129.33

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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.