Home / 535,013,618.40-801,764,600.40-395,752,456.80

Finding the Fourth Proportional to 535,013,618.40, 801,764,600.40 and 395,752,456.80

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Solution

The fourth proportional to 535,013,618.40, 801,764,600.40 and 395,752,456.80 is: 593,069,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,013,618.40 : 801,764,600.40 = 395,752,456.80 : x
  2. Step 2: Convert to fraction form
    535,013,618.40/801,764,600.40 = 395,752,456.80/x
  3. Step 3: Cross multiply
    535,013,618.40x = 801,764,600.40 × 395,752,456.80
  4. Step 4: Simplify right side
    535,013,618.40x = 317,300,310,383,570,240
  5. Step 5: Solve for x
    x = 317,300,310,383,570,240/535,013,618.40
  6. Step 6: Final answer
    x = 593,069,595.75

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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.