Home / 453,869,763,965.20-680,804,645,947.80-275,083,374,768.40

Finding the Fourth Proportional to 453,869,763,965.20, 680,804,645,947.80 and 275,083,374,768.40

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Solution

The fourth proportional to 453,869,763,965.20, 680,804,645,947.80 and 275,083,374,768.40 is: 412,625,062,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,869,763,965.20 : 680,804,645,947.80 = 275,083,374,768.40 : x
  2. Step 2: Convert to fraction form
    453,869,763,965.20/680,804,645,947.80 = 275,083,374,768.40/x
  3. Step 3: Cross multiply
    453,869,763,965.20x = 680,804,645,947.80 × 275,083,374,768.40
  4. Step 4: Simplify right side
    453,869,763,965.20x = 187,278,039,565,326,585,167,872
  5. Step 5: Solve for x
    x = 187,278,039,565,326,585,167,872/453,869,763,965.20
  6. Step 6: Final answer
    x = 412,625,062,152.60

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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.