Home / 27,428,973,367.20-41,143,460,050.80-21,918,993,079.20

Finding the Fourth Proportional to 27,428,973,367.20, 41,143,460,050.80 and 21,918,993,079.20

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Solution

The fourth proportional to 27,428,973,367.20, 41,143,460,050.80 and 21,918,993,079.20 is: 32,878,489,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428,973,367.20 : 41,143,460,050.80 = 21,918,993,079.20 : x
  2. Step 2: Convert to fraction form
    27,428,973,367.20/41,143,460,050.80 = 21,918,993,079.20/x
  3. Step 3: Cross multiply
    27,428,973,367.20x = 41,143,460,050.80 × 21,918,993,079.20
  4. Step 4: Simplify right side
    27,428,973,367.20x = 901,823,216,107,826,970,624
  5. Step 5: Solve for x
    x = 901,823,216,107,826,970,624/27,428,973,367.20
  6. Step 6: Final answer
    x = 32,878,489,618.80

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1.5x scale

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.