Home / 29,990,642,749.30-41,387,423,003.04-17,131,984,888.42

Finding the Fourth Proportional to 29,990,642,749.30, 41,387,423,003.04 and 17,131,984,888.42

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Solution

The fourth proportional to 29,990,642,749.30, 41,387,423,003.04 and 17,131,984,888.42 is: 23,642,331,089.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990,642,749.30 : 41,387,423,003.04 = 17,131,984,888.42 : x
  2. Step 2: Convert to fraction form
    29,990,642,749.30/41,387,423,003.04 = 17,131,984,888.42/x
  3. Step 3: Cross multiply
    29,990,642,749.30x = 41,387,423,003.04 × 17,131,984,888.42
  4. Step 4: Simplify right side
    29,990,642,749.30x = 709,048,705,458,727,550,976
  5. Step 5: Solve for x
    x = 709,048,705,458,727,550,976/29,990,642,749.30
  6. Step 6: Final answer
    x = 23,642,331,089.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.