Home / 1,933,597,856.40-2,900,396,784.60-623,542,647.30

Finding the Fourth Proportional to 1,933,597,856.40, 2,900,396,784.60 and 623,542,647.30

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Solution

The fourth proportional to 1,933,597,856.40, 2,900,396,784.60 and 623,542,647.30 is: 935,313,970.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933,597,856.40 : 2,900,396,784.60 = 623,542,647.30 : x
  2. Step 2: Convert to fraction form
    1,933,597,856.40/2,900,396,784.60 = 623,542,647.30/x
  3. Step 3: Cross multiply
    1,933,597,856.40x = 2,900,396,784.60 × 623,542,647.30
  4. Step 4: Simplify right side
    1,933,597,856.40x = 1,808,521,089,289,891,584
  5. Step 5: Solve for x
    x = 1,808,521,089,289,891,584/1,933,597,856.40
  6. Step 6: Final answer
    x = 935,313,970.95

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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.