Home / 395,748,261,368.27-546,102,629,027.55-222,099,863,674.31

Finding the Fourth Proportional to 395,748,261,368.27, 546,102,629,027.55 and 222,099,863,674.31

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Solution

The fourth proportional to 395,748,261,368.27, 546,102,629,027.55 and 222,099,863,674.31 is: 306,480,991,324.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,748,261,368.27 : 546,102,629,027.55 = 222,099,863,674.31 : x
  2. Step 2: Convert to fraction form
    395,748,261,368.27/546,102,629,027.55 = 222,099,863,674.31/x
  3. Step 3: Cross multiply
    395,748,261,368.27x = 546,102,629,027.55 × 222,099,863,674.31
  4. Step 4: Simplify right side
    395,748,261,368.27x = 121,289,319,459,201,145,110,528
  5. Step 5: Solve for x
    x = 121,289,319,459,201,145,110,528/395,748,261,368.27
  6. Step 6: Final answer
    x = 306,480,991,324.77

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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.