Home / 18,191,566,793.60-27,287,350,190.40-4,405,278,665.60

Finding the Fourth Proportional to 18,191,566,793.60, 27,287,350,190.40 and 4,405,278,665.60

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Solution

The fourth proportional to 18,191,566,793.60, 27,287,350,190.40 and 4,405,278,665.60 is: 6,607,917,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,566,793.60 : 27,287,350,190.40 = 4,405,278,665.60 : x
  2. Step 2: Convert to fraction form
    18,191,566,793.60/27,287,350,190.40 = 4,405,278,665.60/x
  3. Step 3: Cross multiply
    18,191,566,793.60x = 27,287,350,190.40 × 4,405,278,665.60
  4. Step 4: Simplify right side
    18,191,566,793.60x = 120,208,381,634,525,233,152
  5. Step 5: Solve for x
    x = 120,208,381,634,525,233,152/18,191,566,793.60
  6. Step 6: Final answer
    x = 6,607,917,998.40

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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.