Home / 243,592,243.20-365,388,364.80-61,839,421.20

Finding the Fourth Proportional to 243,592,243.20, 365,388,364.80 and 61,839,421.20

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Solution

The fourth proportional to 243,592,243.20, 365,388,364.80 and 61,839,421.20 is: 92,759,131.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,592,243.20 : 365,388,364.80 = 61,839,421.20 : x
  2. Step 2: Convert to fraction form
    243,592,243.20/365,388,364.80 = 61,839,421.20/x
  3. Step 3: Cross multiply
    243,592,243.20x = 365,388,364.80 × 61,839,421.20
  4. Step 4: Simplify right side
    243,592,243.20x = 22,595,404,992,446,456
  5. Step 5: Solve for x
    x = 22,595,404,992,446,456/243,592,243.20
  6. Step 6: Final answer
    x = 92,759,131.80

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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.