Home / 511,392,161.84-767,102,534.82-166,345,790.22

Finding the Fourth Proportional to 511,392,161.84, 767,102,534.82 and 166,345,790.22

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Solution

The fourth proportional to 511,392,161.84, 767,102,534.82 and 166,345,790.22 is: 249,523,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,392,161.84 : 767,102,534.82 = 166,345,790.22 : x
  2. Step 2: Convert to fraction form
    511,392,161.84/767,102,534.82 = 166,345,790.22/x
  3. Step 3: Cross multiply
    511,392,161.84x = 767,102,534.82 × 166,345,790.22
  4. Step 4: Simplify right side
    511,392,161.84x = 127,604,277,334,397,968
  5. Step 5: Solve for x
    x = 127,604,277,334,397,968/511,392,161.84
  6. Step 6: Final answer
    x = 249,523,334.26

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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.