Home / 395,748,261,369.77-546,102,629,029.63-222,099,863,675.81

Finding the Fourth Proportional to 395,748,261,369.77, 546,102,629,029.63 and 222,099,863,675.81

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Solution

The fourth proportional to 395,748,261,369.77, 546,102,629,029.63 and 222,099,863,675.81 is: 306,480,991,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,748,261,369.77 : 546,102,629,029.63 = 222,099,863,675.81 : x
  2. Step 2: Convert to fraction form
    395,748,261,369.77/546,102,629,029.63 = 222,099,863,675.81/x
  3. Step 3: Cross multiply
    395,748,261,369.77x = 546,102,629,029.63 × 222,099,863,675.81
  4. Step 4: Simplify right side
    395,748,261,369.77x = 121,289,319,460,482,270,101,504
  5. Step 5: Solve for x
    x = 121,289,319,460,482,270,101,504/395,748,261,369.77
  6. Step 6: Final answer
    x = 306,480,991,326.85

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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.