Home / 1,205,427,669,620.90-1,662,372,798,102.50-879,751,101,398.25

Finding the Fourth Proportional to 1,205,427,669,620.90, 1,662,372,798,102.50 and 879,751,101,398.25

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Solution

The fourth proportional to 1,205,427,669,620.90, 1,662,372,798,102.50 and 879,751,101,398.25 is: 1,213,241,023,847.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,427,669,620.90 : 1,662,372,798,102.50 = 879,751,101,398.25 : x
  2. Step 2: Convert to fraction form
    1,205,427,669,620.90/1,662,372,798,102.50 = 879,751,101,398.25/x
  3. Step 3: Cross multiply
    1,205,427,669,620.90x = 1,662,372,798,102.50 × 879,751,101,398.25
  4. Step 4: Simplify right side
    1,205,427,669,620.90x = 1,462,474,300,065,165,164,412,928
  5. Step 5: Solve for x
    x = 1,462,474,300,065,165,164,412,928/1,205,427,669,620.90
  6. Step 6: Final answer
    x = 1,213,241,023,847.66

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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.