Home / 30,761,856,206.20-46,142,784,309.30-20,422,140,110.20

Finding the Fourth Proportional to 30,761,856,206.20, 46,142,784,309.30 and 20,422,140,110.20

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Solution

The fourth proportional to 30,761,856,206.20, 46,142,784,309.30 and 20,422,140,110.20 is: 30,633,210,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,761,856,206.20 : 46,142,784,309.30 = 20,422,140,110.20 : x
  2. Step 2: Convert to fraction form
    30,761,856,206.20/46,142,784,309.30 = 20,422,140,110.20/x
  3. Step 3: Cross multiply
    30,761,856,206.20x = 46,142,784,309.30 × 20,422,140,110.20
  4. Step 4: Simplify right side
    30,761,856,206.20x = 942,334,406,239,262,867,456
  5. Step 5: Solve for x
    x = 942,334,406,239,262,867,456/30,761,856,206.20
  6. Step 6: Final answer
    x = 30,633,210,165.30

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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.