Home / 98,319,327,672.44-135,679,228,225.44-54,916,245,945.20

Finding the Fourth Proportional to 98,319,327,672.44, 135,679,228,225.44 and 54,916,245,945.20

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Solution

The fourth proportional to 98,319,327,672.44, 135,679,228,225.44 and 54,916,245,945.20 is: 75,783,612,879.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,319,327,672.44 : 135,679,228,225.44 = 54,916,245,945.20 : x
  2. Step 2: Convert to fraction form
    98,319,327,672.44/135,679,228,225.44 = 54,916,245,945.20/x
  3. Step 3: Cross multiply
    98,319,327,672.44x = 135,679,228,225.44 × 54,916,245,945.20
  4. Step 4: Simplify right side
    98,319,327,672.44x = 7,450,993,866,883,184,197,632
  5. Step 5: Solve for x
    x = 7,450,993,866,883,184,197,632/98,319,327,672.44
  6. Step 6: Final answer
    x = 75,783,612,879.32

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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.