Home / 453,682,001.70-680,523,002.55-378,099,281.70

Finding the Fourth Proportional to 453,682,001.70, 680,523,002.55 and 378,099,281.70

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Solution

The fourth proportional to 453,682,001.70, 680,523,002.55 and 378,099,281.70 is: 567,148,922.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,682,001.70 : 680,523,002.55 = 378,099,281.70 : x
  2. Step 2: Convert to fraction form
    453,682,001.70/680,523,002.55 = 378,099,281.70/x
  3. Step 3: Cross multiply
    453,682,001.70x = 680,523,002.55 × 378,099,281.70
  4. Step 4: Simplify right side
    453,682,001.70x = 257,305,258,444,482,240
  5. Step 5: Solve for x
    x = 257,305,258,444,482,240/453,682,001.70
  6. Step 6: Final answer
    x = 567,148,922.55

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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.