Home / 1,933,978,928,582.80-2,899,879,846,923.80-642,498,775,185.56

Finding the Fourth Proportional to 1,933,978,928,582.80, 2,899,879,846,923.80 and 642,498,775,185.56

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Solution

The fourth proportional to 1,933,978,928,582.80, 2,899,879,846,923.80 and 642,498,775,185.56 is: 963,386,530,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,978,928,582.80 : 2,899,879,846,923.80 = 642,498,775,185.56 : x
  2. Step 2: Convert to fraction form
    1,933,978,928,582.80/2,899,879,846,923.80 = 642,498,775,185.56/x
  3. Step 3: Cross multiply
    1,933,978,928,582.80x = 2,899,879,846,923.80 × 642,498,775,185.56
  4. Step 4: Simplify right side
    1,933,978,928,582.80x = 1,863,169,249,833,830,781,550,592
  5. Step 5: Solve for x
    x = 1,863,169,249,833,830,781,550,592/1,933,978,928,582.80
  6. Step 6: Final answer
    x = 963,386,530,379.18

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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.