Home / 1,445,273,177.33-1,994,476,984.65-818,741,605.25

Finding the Fourth Proportional to 1,445,273,177.33, 1,994,476,984.65 and 818,741,605.25

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Solution

The fourth proportional to 1,445,273,177.33, 1,994,476,984.65 and 818,741,605.25 is: 1,129,863,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,273,177.33 : 1,994,476,984.65 = 818,741,605.25 : x
  2. Step 2: Convert to fraction form
    1,445,273,177.33/1,994,476,984.65 = 818,741,605.25/x
  3. Step 3: Cross multiply
    1,445,273,177.33x = 1,994,476,984.65 × 818,741,605.25
  4. Step 4: Simplify right side
    1,445,273,177.33x = 1,632,961,288,051,506,944
  5. Step 5: Solve for x
    x = 1,632,961,288,051,506,944/1,445,273,177.33
  6. Step 6: Final answer
    x = 1,129,863,415.21

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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.