Home / 1,909,530,040.88-2,864,295,783-859,041,186.64

Finding the Fourth Proportional to 1,909,530,040.88, 2,864,295,783 and 859,041,186.64

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Solution

The fourth proportional to 1,909,530,040.88, 2,864,295,783 and 859,041,186.64 is: 1,288,562,104.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,530,040.88 : 2,864,295,783 = 859,041,186.64 : x
  2. Step 2: Convert to fraction form
    1,909,530,040.88/2,864,295,783 = 859,041,186.64/x
  3. Step 3: Cross multiply
    1,909,530,040.88x = 2,864,295,783 × 859,041,186.64
  4. Step 4: Simplify right side
    1,909,530,040.88x = 2,460,548,048,316,268,032
  5. Step 5: Solve for x
    x = 2,460,548,048,316,268,032/1,909,530,040.88
  6. Step 6: Final answer
    x = 1,288,562,104.62

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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.