Home / 395,748,261,359.04-546,102,629,014.83-222,099,863,665.11

Finding the Fourth Proportional to 395,748,261,359.04, 546,102,629,014.83 and 222,099,863,665.11

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Solution

The fourth proportional to 395,748,261,359.04, 546,102,629,014.83 and 222,099,863,665.11 is: 306,480,991,312.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,748,261,359.04 : 546,102,629,014.83 = 222,099,863,665.11 : x
  2. Step 2: Convert to fraction form
    395,748,261,359.04/546,102,629,014.83 = 222,099,863,665.11/x
  3. Step 3: Cross multiply
    395,748,261,359.04x = 546,102,629,014.83 × 222,099,863,665.11
  4. Step 4: Simplify right side
    395,748,261,359.04x = 121,289,319,451,351,891,050,496
  5. Step 5: Solve for x
    x = 121,289,319,451,351,891,050,496/395,748,261,359.04
  6. Step 6: Final answer
    x = 306,480,991,312.08

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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.