Home / 373,724,320.72-511,993,806.26-359,751,374.80

Finding the Fourth Proportional to 373,724,320.72, 511,993,806.26 and 359,751,374.80

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Solution

The fourth proportional to 373,724,320.72, 511,993,806.26 and 359,751,374.80 is: 492,851,188.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,724,320.72 : 511,993,806.26 = 359,751,374.80 : x
  2. Step 2: Convert to fraction form
    373,724,320.72/511,993,806.26 = 359,751,374.80/x
  3. Step 3: Cross multiply
    373,724,320.72x = 511,993,806.26 × 359,751,374.80
  4. Step 4: Simplify right side
    373,724,320.72x = 184,190,475,691,119,840
  5. Step 5: Solve for x
    x = 184,190,475,691,119,840/373,724,320.72
  6. Step 6: Final answer
    x = 492,851,188.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.