Home / 269,101,299.60-403,630,954.20-105,307,246.80

Finding the Fourth Proportional to 269,101,299.60, 403,630,954.20 and 105,307,246.80

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Solution

The fourth proportional to 269,101,299.60, 403,630,954.20 and 105,307,246.80 is: 157,952,654.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,101,299.60 : 403,630,954.20 = 105,307,246.80 : x
  2. Step 2: Convert to fraction form
    269,101,299.60/403,630,954.20 = 105,307,246.80/x
  3. Step 3: Cross multiply
    269,101,299.60x = 403,630,954.20 × 105,307,246.80
  4. Step 4: Simplify right side
    269,101,299.60x = 42,505,264,510,058,896
  5. Step 5: Solve for x
    x = 42,505,264,510,058,896/269,101,299.60
  6. Step 6: Final answer
    x = 157,952,654.16

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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.