Home / 98,319,327,513.43-135,679,228,006.02-54,916,245,786.35

Finding the Fourth Proportional to 98,319,327,513.43, 135,679,228,006.02 and 54,916,245,786.35

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Solution

The fourth proportional to 98,319,327,513.43, 135,679,228,006.02 and 54,916,245,786.35 is: 75,783,612,660.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,319,327,513.43 : 135,679,228,006.02 = 54,916,245,786.35 : x
  2. Step 2: Convert to fraction form
    98,319,327,513.43/135,679,228,006.02 = 54,916,245,786.35/x
  3. Step 3: Cross multiply
    98,319,327,513.43x = 135,679,228,006.02 × 54,916,245,786.35
  4. Step 4: Simplify right side
    98,319,327,513.43x = 7,450,993,833,280,139,165,696
  5. Step 5: Solve for x
    x = 7,450,993,833,280,139,165,696/98,319,327,513.43
  6. Step 6: Final answer
    x = 75,783,612,660.11

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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.