Home / 1,856,797,367,807.20-2,786,468,290,123.90-648,047,778,380.25

Finding the Fourth Proportional to 1,856,797,367,807.20, 2,786,468,290,123.90 and 648,047,778,380.25

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Solution

The fourth proportional to 1,856,797,367,807.20, 2,786,468,290,123.90 and 648,047,778,380.25 is: 972,515,696,246.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,797,367,807.20 : 2,786,468,290,123.90 = 648,047,778,380.25 : x
  2. Step 2: Convert to fraction form
    1,856,797,367,807.20/2,786,468,290,123.90 = 648,047,778,380.25/x
  3. Step 3: Cross multiply
    1,856,797,367,807.20x = 2,786,468,290,123.90 × 648,047,778,380.25
  4. Step 4: Simplify right side
    1,856,797,367,807.20x = 1,805,764,584,941,807,116,222,464
  5. Step 5: Solve for x
    x = 1,805,764,584,941,807,116,222,464/1,856,797,367,807.20
  6. Step 6: Final answer
    x = 972,515,696,246.56

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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.