Home / 269,089,372.80-403,634,059.20-146,326,501.80

Finding the Fourth Proportional to 269,089,372.80, 403,634,059.20 and 146,326,501.80

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Solution

The fourth proportional to 269,089,372.80, 403,634,059.20 and 146,326,501.80 is: 219,489,752.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,089,372.80 : 403,634,059.20 = 146,326,501.80 : x
  2. Step 2: Convert to fraction form
    269,089,372.80/403,634,059.20 = 146,326,501.80/x
  3. Step 3: Cross multiply
    269,089,372.80x = 403,634,059.20 × 146,326,501.80
  4. Step 4: Simplify right side
    269,089,372.80x = 59,062,359,890,070,112
  5. Step 5: Solve for x
    x = 59,062,359,890,070,112/269,089,372.80
  6. Step 6: Final answer
    x = 219,489,752.70

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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.