Home / 98,319,327,671.44-135,679,228,224.06-54,916,245,944.20

Finding the Fourth Proportional to 98,319,327,671.44, 135,679,228,224.06 and 54,916,245,944.20

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Solution

The fourth proportional to 98,319,327,671.44, 135,679,228,224.06 and 54,916,245,944.20 is: 75,783,612,877.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,319,327,671.44 : 135,679,228,224.06 = 54,916,245,944.20 : x
  2. Step 2: Convert to fraction form
    98,319,327,671.44/135,679,228,224.06 = 54,916,245,944.20/x
  3. Step 3: Cross multiply
    98,319,327,671.44x = 135,679,228,224.06 × 54,916,245,944.20
  4. Step 4: Simplify right side
    98,319,327,671.44x = 7,450,993,866,671,721,021,440
  5. Step 5: Solve for x
    x = 7,450,993,866,671,721,021,440/98,319,327,671.44
  6. Step 6: Final answer
    x = 75,783,612,877.94

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Double scale
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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.