Home / 284,328,036.30-426,492,054.45-131,273,028.30

Finding the Fourth Proportional to 284,328,036.30, 426,492,054.45 and 131,273,028.30

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Solution

The fourth proportional to 284,328,036.30, 426,492,054.45 and 131,273,028.30 is: 196,909,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,328,036.30 : 426,492,054.45 = 131,273,028.30 : x
  2. Step 2: Convert to fraction form
    284,328,036.30/426,492,054.45 = 131,273,028.30/x
  3. Step 3: Cross multiply
    284,328,036.30x = 426,492,054.45 × 131,273,028.30
  4. Step 4: Simplify right side
    284,328,036.30x = 55,986,903,533,539,992
  5. Step 5: Solve for x
    x = 55,986,903,533,539,992/284,328,036.30
  6. Step 6: Final answer
    x = 196,909,542.45

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Similar ratio
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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.