Home / 5,259,667,638.80-7,258,345,254.72-2,848,368,848.96

Finding the Fourth Proportional to 5,259,667,638.80, 7,258,345,254.72 and 2,848,368,848.96

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Solution

The fourth proportional to 5,259,667,638.80, 7,258,345,254.72 and 2,848,368,848.96 is: 3,930,751,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259,667,638.80 : 7,258,345,254.72 = 2,848,368,848.96 : x
  2. Step 2: Convert to fraction form
    5,259,667,638.80/7,258,345,254.72 = 2,848,368,848.96/x
  3. Step 3: Cross multiply
    5,259,667,638.80x = 7,258,345,254.72 × 2,848,368,848.96
  4. Step 4: Simplify right side
    5,259,667,638.80x = 20,674,444,518,541,086,720
  5. Step 5: Solve for x
    x = 20,674,444,518,541,086,720/5,259,667,638.80
  6. Step 6: Final answer
    x = 3,930,751,130.74

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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.