Home / 13,580,018,200.80-20,370,027,301.20-12,937,187,167.20

Finding the Fourth Proportional to 13,580,018,200.80, 20,370,027,301.20 and 12,937,187,167.20

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Solution

The fourth proportional to 13,580,018,200.80, 20,370,027,301.20 and 12,937,187,167.20 is: 19,405,780,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,018,200.80 : 20,370,027,301.20 = 12,937,187,167.20 : x
  2. Step 2: Convert to fraction form
    13,580,018,200.80/20,370,027,301.20 = 12,937,187,167.20/x
  3. Step 3: Cross multiply
    13,580,018,200.80x = 20,370,027,301.20 × 12,937,187,167.20
  4. Step 4: Simplify right side
    13,580,018,200.80x = 263,530,855,796,598,308,864
  5. Step 5: Solve for x
    x = 263,530,855,796,598,308,864/13,580,018,200.80
  6. Step 6: Final answer
    x = 19,405,780,750.80

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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.