Home / 20,155,405,907.60-30,233,108,861.40-14,608,642,029.20

Finding the Fourth Proportional to 20,155,405,907.60, 30,233,108,861.40 and 14,608,642,029.20

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Solution

The fourth proportional to 20,155,405,907.60, 30,233,108,861.40 and 14,608,642,029.20 is: 21,912,963,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,405,907.60 : 30,233,108,861.40 = 14,608,642,029.20 : x
  2. Step 2: Convert to fraction form
    20,155,405,907.60/30,233,108,861.40 = 14,608,642,029.20/x
  3. Step 3: Cross multiply
    20,155,405,907.60x = 30,233,108,861.40 × 14,608,642,029.20
  4. Step 4: Simplify right side
    20,155,405,907.60x = 441,664,664,786,027,020,288
  5. Step 5: Solve for x
    x = 441,664,664,786,027,020,288/20,155,405,907.60
  6. Step 6: Final answer
    x = 21,912,963,043.80

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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.