Home / 1,826,567,808.66-2,520,663,576.18-991,192,379.25

Finding the Fourth Proportional to 1,826,567,808.66, 2,520,663,576.18 and 991,192,379.25

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Solution

The fourth proportional to 1,826,567,808.66, 2,520,663,576.18 and 991,192,379.25 is: 1,367,845,483.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,567,808.66 : 2,520,663,576.18 = 991,192,379.25 : x
  2. Step 2: Convert to fraction form
    1,826,567,808.66/2,520,663,576.18 = 991,192,379.25/x
  3. Step 3: Cross multiply
    1,826,567,808.66x = 2,520,663,576.18 × 991,192,379.25
  4. Step 4: Simplify right side
    1,826,567,808.66x = 2,498,462,527,362,667,520
  5. Step 5: Solve for x
    x = 2,498,462,527,362,667,520/1,826,567,808.66
  6. Step 6: Final answer
    x = 1,367,845,483.49

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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.