Home / 18,191,567,419.35-27,287,351,129.03-4,405,279,291.35

Finding the Fourth Proportional to 18,191,567,419.35, 27,287,351,129.03 and 4,405,279,291.35

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Solution

The fourth proportional to 18,191,567,419.35, 27,287,351,129.03 and 4,405,279,291.35 is: 6,607,918,937.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,567,419.35 : 27,287,351,129.03 = 4,405,279,291.35 : x
  2. Step 2: Convert to fraction form
    18,191,567,419.35/27,287,351,129.03 = 4,405,279,291.35/x
  3. Step 3: Cross multiply
    18,191,567,419.35x = 27,287,351,129.03 × 4,405,279,291.35
  4. Step 4: Simplify right side
    18,191,567,419.35x = 120,208,402,844,489,891,840
  5. Step 5: Solve for x
    x = 120,208,402,844,489,891,840/18,191,567,419.35
  6. Step 6: Final answer
    x = 6,607,918,937.03

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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.