Home / 29,990,642,750.30-41,387,423,004.42-17,131,984,889.42

Finding the Fourth Proportional to 29,990,642,750.30, 41,387,423,004.42 and 17,131,984,889.42

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Solution

The fourth proportional to 29,990,642,750.30, 41,387,423,004.42 and 17,131,984,889.42 is: 23,642,331,090.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,990,642,750.30 : 41,387,423,004.42 = 17,131,984,889.42 : x
  2. Step 2: Convert to fraction form
    29,990,642,750.30/41,387,423,004.42 = 17,131,984,889.42/x
  3. Step 3: Cross multiply
    29,990,642,750.30x = 41,387,423,004.42 × 17,131,984,889.42
  4. Step 4: Simplify right side
    29,990,642,750.30x = 709,048,705,523,757,088,768
  5. Step 5: Solve for x
    x = 709,048,705,523,757,088,768/29,990,642,750.30
  6. Step 6: Final answer
    x = 23,642,331,090.64

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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.