Home / 395,748,261,360.88-546,102,629,017.40-222,099,863,666.93

Finding the Fourth Proportional to 395,748,261,360.88, 546,102,629,017.40 and 222,099,863,666.93

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Solution

The fourth proportional to 395,748,261,360.88, 546,102,629,017.40 and 222,099,863,666.93 is: 306,480,991,314.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,748,261,360.88 : 546,102,629,017.40 = 222,099,863,666.93 : x
  2. Step 2: Convert to fraction form
    395,748,261,360.88/546,102,629,017.40 = 222,099,863,666.93/x
  3. Step 3: Cross multiply
    395,748,261,360.88x = 546,102,629,017.40 × 222,099,863,666.93
  4. Step 4: Simplify right side
    395,748,261,360.88x = 121,289,319,452,916,584,546,304
  5. Step 5: Solve for x
    x = 121,289,319,452,916,584,546,304/395,748,261,360.88
  6. Step 6: Final answer
    x = 306,480,991,314.61

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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.