Home / 4,990,054,518.40-7,477,019,620.80-3,146,507,996.80

Finding the Fourth Proportional to 4,990,054,518.40, 7,477,019,620.80 and 3,146,507,996.80

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Solution

The fourth proportional to 4,990,054,518.40, 7,477,019,620.80 and 3,146,507,996.80 is: 4,714,678,355.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,054,518.40 : 7,477,019,620.80 = 3,146,507,996.80 : x
  2. Step 2: Convert to fraction form
    4,990,054,518.40/7,477,019,620.80 = 3,146,507,996.80/x
  3. Step 3: Cross multiply
    4,990,054,518.40x = 7,477,019,620.80 × 3,146,507,996.80
  4. Step 4: Simplify right side
    4,990,054,518.40x = 23,526,502,029,077,704,704
  5. Step 5: Solve for x
    x = 23,526,502,029,077,704,704/4,990,054,518.40
  6. Step 6: Final answer
    x = 4,714,678,355.18

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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.