Home / 2,185,427,795.15-3,016,875,260.24-1,393,538,189.87

Finding the Fourth Proportional to 2,185,427,795.15, 3,016,875,260.24 and 1,393,538,189.87

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Solution

The fourth proportional to 2,185,427,795.15, 3,016,875,260.24 and 1,393,538,189.87 is: 1,923,710,725.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185,427,795.15 : 3,016,875,260.24 = 1,393,538,189.87 : x
  2. Step 2: Convert to fraction form
    2,185,427,795.15/3,016,875,260.24 = 1,393,538,189.87/x
  3. Step 3: Cross multiply
    2,185,427,795.15x = 3,016,875,260.24 × 1,393,538,189.87
  4. Step 4: Simplify right side
    2,185,427,795.15x = 4,204,130,889,196,382,720
  5. Step 5: Solve for x
    x = 4,204,130,889,196,382,720/2,185,427,795.15
  6. Step 6: Final answer
    x = 1,923,710,725.44

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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.