Home / 18,045,615,811.24-27,057,391,311.30-8,605,147,045.54

Finding the Fourth Proportional to 18,045,615,811.24, 27,057,391,311.30 and 8,605,147,045.54

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Solution

The fourth proportional to 18,045,615,811.24, 27,057,391,311.30 and 8,605,147,045.54 is: 12,902,459,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045,615,811.24 : 27,057,391,311.30 = 8,605,147,045.54 : x
  2. Step 2: Convert to fraction form
    18,045,615,811.24/27,057,391,311.30 = 8,605,147,045.54/x
  3. Step 3: Cross multiply
    18,045,615,811.24x = 27,057,391,311.30 × 8,605,147,045.54
  4. Step 4: Simplify right side
    18,045,615,811.24x = 232,832,830,902,452,879,360
  5. Step 5: Solve for x
    x = 232,832,830,902,452,879,360/18,045,615,811.24
  6. Step 6: Final answer
    x = 12,902,459,707.55

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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.