Home / 395,748,261,368.77-546,102,629,028.25-222,099,863,674.81

Finding the Fourth Proportional to 395,748,261,368.77, 546,102,629,028.25 and 222,099,863,674.81

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Solution

The fourth proportional to 395,748,261,368.77, 546,102,629,028.25 and 222,099,863,674.81 is: 306,480,991,325.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,748,261,368.77 : 546,102,629,028.25 = 222,099,863,674.81 : x
  2. Step 2: Convert to fraction form
    395,748,261,368.77/546,102,629,028.25 = 222,099,863,674.81/x
  3. Step 3: Cross multiply
    395,748,261,368.77x = 546,102,629,028.25 × 222,099,863,674.81
  4. Step 4: Simplify right side
    395,748,261,368.77x = 121,289,319,459,629,668,761,600
  5. Step 5: Solve for x
    x = 121,289,319,459,629,668,761,600/395,748,261,368.77
  6. Step 6: Final answer
    x = 306,480,991,325.47

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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.