Home / 13,572,990,536.44-20,362,431,095.01-4,129,388,943.55

Finding the Fourth Proportional to 13,572,990,536.44, 20,362,431,095.01 and 4,129,388,943.55

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Solution

The fourth proportional to 13,572,990,536.44, 20,362,431,095.01 and 4,129,388,943.55 is: 6,194,979,477.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,572,990,536.44 : 20,362,431,095.01 = 4,129,388,943.55 : x
  2. Step 2: Convert to fraction form
    13,572,990,536.44/20,362,431,095.01 = 4,129,388,943.55/x
  3. Step 3: Cross multiply
    13,572,990,536.44x = 20,362,431,095.01 × 4,129,388,943.55
  4. Step 4: Simplify right side
    13,572,990,536.44x = 84,084,397,827,533,012,992
  5. Step 5: Solve for x
    x = 84,084,397,827,533,012,992/13,572,990,536.44
  6. Step 6: Final answer
    x = 6,194,979,477.94

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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.