Home / 98,319,327,422.13-135,679,227,879.72-54,916,245,694.77

Finding the Fourth Proportional to 98,319,327,422.13, 135,679,227,879.72 and 54,916,245,694.77

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Solution

The fourth proportional to 98,319,327,422.13, 135,679,227,879.72 and 54,916,245,694.77 is: 75,783,612,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,319,327,422.13 : 135,679,227,879.72 = 54,916,245,694.77 : x
  2. Step 2: Convert to fraction form
    98,319,327,422.13/135,679,227,879.72 = 54,916,245,694.77/x
  3. Step 3: Cross multiply
    98,319,327,422.13x = 135,679,227,879.72 × 54,916,245,694.77
  4. Step 4: Simplify right side
    98,319,327,422.13x = 7,450,993,813,919,391,285,248
  5. Step 5: Solve for x
    x = 7,450,993,813,919,391,285,248/98,319,327,422.13
  6. Step 6: Final answer
    x = 75,783,612,533.56

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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.