Home / 607,394,530.84-838,200,279.12-328,929,682

Finding the Fourth Proportional to 607,394,530.84, 838,200,279.12 and 328,929,682

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Solution

The fourth proportional to 607,394,530.84, 838,200,279.12 and 328,929,682 is: 453,920,701.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,394,530.84 : 838,200,279.12 = 328,929,682 : x
  2. Step 2: Convert to fraction form
    607,394,530.84/838,200,279.12 = 328,929,682/x
  3. Step 3: Cross multiply
    607,394,530.84x = 838,200,279.12 × 328,929,682
  4. Step 4: Simplify right side
    607,394,530.84x = 275,708,951,263,252,832
  5. Step 5: Solve for x
    x = 275,708,951,263,252,832/607,394,530.84
  6. Step 6: Final answer
    x = 453,920,701.07

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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.