Home / 2,091,852,185.18-2,887,069,856.60-1,589,233,887.81

Finding the Fourth Proportional to 2,091,852,185.18, 2,887,069,856.60 and 1,589,233,887.81

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Solution

The fourth proportional to 2,091,852,185.18, 2,887,069,856.60 and 1,589,233,887.81 is: 2,193,381,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,852,185.18 : 2,887,069,856.60 = 1,589,233,887.81 : x
  2. Step 2: Convert to fraction form
    2,091,852,185.18/2,887,069,856.60 = 1,589,233,887.81/x
  3. Step 3: Cross multiply
    2,091,852,185.18x = 2,887,069,856.60 × 1,589,233,887.81
  4. Step 4: Simplify right side
    2,091,852,185.18x = 4,588,229,252,587,449,856
  5. Step 5: Solve for x
    x = 4,588,229,252,587,449,856/2,091,852,185.18
  6. Step 6: Final answer
    x = 2,193,381,198.30

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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.