Home / 18,191,567,345.10-27,287,351,017.65-4,405,279,217.10

Finding the Fourth Proportional to 18,191,567,345.10, 27,287,351,017.65 and 4,405,279,217.10

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Solution

The fourth proportional to 18,191,567,345.10, 27,287,351,017.65 and 4,405,279,217.10 is: 6,607,918,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,567,345.10 : 27,287,351,017.65 = 4,405,279,217.10 : x
  2. Step 2: Convert to fraction form
    18,191,567,345.10/27,287,351,017.65 = 4,405,279,217.10/x
  3. Step 3: Cross multiply
    18,191,567,345.10x = 27,287,351,017.65 × 4,405,279,217.10
  4. Step 4: Simplify right side
    18,191,567,345.10x = 120,208,400,327,766,097,920
  5. Step 5: Solve for x
    x = 120,208,400,327,766,097,920/18,191,567,345.10
  6. Step 6: Final answer
    x = 6,607,918,825.65

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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.