Home / 2,229,014,054,259.40-3,075,991,181,942.80-1,290,474,784,813.80

Finding the Fourth Proportional to 2,229,014,054,259.40, 3,075,991,181,942.80 and 1,290,474,784,813.80

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Solution

The fourth proportional to 2,229,014,054,259.40, 3,075,991,181,942.80 and 1,290,474,784,813.80 is: 1,780,827,290,443.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,014,054,259.40 : 3,075,991,181,942.80 = 1,290,474,784,813.80 : x
  2. Step 2: Convert to fraction form
    2,229,014,054,259.40/3,075,991,181,942.80 = 1,290,474,784,813.80/x
  3. Step 3: Cross multiply
    2,229,014,054,259.40x = 3,075,991,181,942.80 × 1,290,474,784,813.80
  4. Step 4: Simplify right side
    2,229,014,054,259.40x = 3,969,489,058,606,781,141,352,448
  5. Step 5: Solve for x
    x = 3,969,489,058,606,781,141,352,448/2,229,014,054,259.40
  6. Step 6: Final answer
    x = 1,780,827,290,443.29

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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.