Home / 29,124,071,499.36-40,190,932,537.20-15,757,771,352.16

Finding the Fourth Proportional to 29,124,071,499.36, 40,190,932,537.20 and 15,757,771,352.16

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Solution

The fourth proportional to 29,124,071,499.36, 40,190,932,537.20 and 15,757,771,352.16 is: 21,745,569,652.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,124,071,499.36 : 40,190,932,537.20 = 15,757,771,352.16 : x
  2. Step 2: Convert to fraction form
    29,124,071,499.36/40,190,932,537.20 = 15,757,771,352.16/x
  3. Step 3: Cross multiply
    29,124,071,499.36x = 40,190,932,537.20 × 15,757,771,352.16
  4. Step 4: Simplify right side
    29,124,071,499.36x = 633,319,525,351,285,325,824
  5. Step 5: Solve for x
    x = 633,319,525,351,285,325,824/29,124,071,499.36
  6. Step 6: Final answer
    x = 21,745,569,652.42

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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.