Home / 373,670,129.90-560,505,194.85-218,064,205.10

Finding the Fourth Proportional to 373,670,129.90, 560,505,194.85 and 218,064,205.10

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Solution

The fourth proportional to 373,670,129.90, 560,505,194.85 and 218,064,205.10 is: 327,096,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,670,129.90 : 560,505,194.85 = 218,064,205.10 : x
  2. Step 2: Convert to fraction form
    373,670,129.90/560,505,194.85 = 218,064,205.10/x
  3. Step 3: Cross multiply
    373,670,129.90x = 560,505,194.85 × 218,064,205.10
  4. Step 4: Simplify right side
    373,670,129.90x = 122,226,119,769,385,872
  5. Step 5: Solve for x
    x = 122,226,119,769,385,872/373,670,129.90
  6. Step 6: Final answer
    x = 327,096,307.65

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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.