Home / 42,804,992,035.20-64,207,488,052.80-27,928,045,257.60

Finding the Fourth Proportional to 42,804,992,035.20, 64,207,488,052.80 and 27,928,045,257.60

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Solution

The fourth proportional to 42,804,992,035.20, 64,207,488,052.80 and 27,928,045,257.60 is: 41,892,067,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,804,992,035.20 : 64,207,488,052.80 = 27,928,045,257.60 : x
  2. Step 2: Convert to fraction form
    42,804,992,035.20/64,207,488,052.80 = 27,928,045,257.60/x
  3. Step 3: Cross multiply
    42,804,992,035.20x = 64,207,488,052.80 × 27,928,045,257.60
  4. Step 4: Simplify right side
    42,804,992,035.20x = 1,793,189,632,215,409,754,112
  5. Step 5: Solve for x
    x = 1,793,189,632,215,409,754,112/42,804,992,035.20
  6. Step 6: Final answer
    x = 41,892,067,886.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.