Home / 372,318,283.82-558,089,473.88-208,315,591.22

Finding the Fourth Proportional to 372,318,283.82, 558,089,473.88 and 208,315,591.22

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Solution

The fourth proportional to 372,318,283.82, 558,089,473.88 and 208,315,591.22 is: 312,256,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,318,283.82 : 558,089,473.88 = 208,315,591.22 : x
  2. Step 2: Convert to fraction form
    372,318,283.82/558,089,473.88 = 208,315,591.22/x
  3. Step 3: Cross multiply
    372,318,283.82x = 558,089,473.88 × 208,315,591.22
  4. Step 4: Simplify right side
    372,318,283.82x = 116,258,738,702,701,296
  5. Step 5: Solve for x
    x = 116,258,738,702,701,296/372,318,283.82
  6. Step 6: Final answer
    x = 312,256,324.11

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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.