Home / 1,856,797,360,321.40-2,786,468,278,902.80-648,047,770,900.75

Finding the Fourth Proportional to 1,856,797,360,321.40, 2,786,468,278,902.80 and 648,047,770,900.75

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Solution

The fourth proportional to 1,856,797,360,321.40, 2,786,468,278,902.80 and 648,047,770,900.75 is: 972,515,685,026.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,797,360,321.40 : 2,786,468,278,902.80 = 648,047,770,900.75 : x
  2. Step 2: Convert to fraction form
    1,856,797,360,321.40/2,786,468,278,902.80 = 648,047,770,900.75/x
  3. Step 3: Cross multiply
    1,856,797,360,321.40x = 2,786,468,278,902.80 × 648,047,770,900.75
  4. Step 4: Simplify right side
    1,856,797,360,321.40x = 1,805,764,556,828,608,785,547,264
  5. Step 5: Solve for x
    x = 1,805,764,556,828,608,785,547,264/1,856,797,360,321.40
  6. Step 6: Final answer
    x = 972,515,685,026.63

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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.