Home / 18,191,567,406.10-27,287,351,109.15-4,405,279,278.10

Finding the Fourth Proportional to 18,191,567,406.10, 27,287,351,109.15 and 4,405,279,278.10

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Solution

The fourth proportional to 18,191,567,406.10, 27,287,351,109.15 and 4,405,279,278.10 is: 6,607,918,917.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,567,406.10 : 27,287,351,109.15 = 4,405,279,278.10 : x
  2. Step 2: Convert to fraction form
    18,191,567,406.10/27,287,351,109.15 = 4,405,279,278.10/x
  3. Step 3: Cross multiply
    18,191,567,406.10x = 27,287,351,109.15 × 4,405,279,278.10
  4. Step 4: Simplify right side
    18,191,567,406.10x = 120,208,402,395,377,565,696
  5. Step 5: Solve for x
    x = 120,208,402,395,377,565,696/18,191,567,406.10
  6. Step 6: Final answer
    x = 6,607,918,917.15

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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.