Home / 272,691,664,513.56-376,326,118,830.78-152,397,599,136.12

Finding the Fourth Proportional to 272,691,664,513.56, 376,326,118,830.78 and 152,397,599,136.12

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Solution

The fourth proportional to 272,691,664,513.56, 376,326,118,830.78 and 152,397,599,136.12 is: 210,315,181,816.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,691,664,513.56 : 376,326,118,830.78 = 152,397,599,136.12 : x
  2. Step 2: Convert to fraction form
    272,691,664,513.56/376,326,118,830.78 = 152,397,599,136.12/x
  3. Step 3: Cross multiply
    272,691,664,513.56x = 376,326,118,830.78 × 152,397,599,136.12
  4. Step 4: Simplify right side
    272,691,664,513.56x = 57,351,197,002,025,077,309,440
  5. Step 5: Solve for x
    x = 57,351,197,002,025,077,309,440/272,691,664,513.56
  6. Step 6: Final answer
    x = 210,315,181,816.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.