Home / 18,191,567,334.60-27,287,351,001.90-4,405,279,206.60

Finding the Fourth Proportional to 18,191,567,334.60, 27,287,351,001.90 and 4,405,279,206.60

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Solution

The fourth proportional to 18,191,567,334.60, 27,287,351,001.90 and 4,405,279,206.60 is: 6,607,918,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,567,334.60 : 27,287,351,001.90 = 4,405,279,206.60 : x
  2. Step 2: Convert to fraction form
    18,191,567,334.60/27,287,351,001.90 = 4,405,279,206.60/x
  3. Step 3: Cross multiply
    18,191,567,334.60x = 27,287,351,001.90 × 4,405,279,206.60
  4. Step 4: Simplify right side
    18,191,567,334.60x = 120,208,399,971,865,772,032
  5. Step 5: Solve for x
    x = 120,208,399,971,865,772,032/18,191,567,334.60
  6. Step 6: Final answer
    x = 6,607,918,809.90

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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.