Home / 31,091,142,556,534-42,907,125,439,378-17,217,619,007,185

Finding the Fourth Proportional to 31,091,142,556,534, 42,907,125,439,378 and 17,217,619,007,185

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Solution

The fourth proportional to 31,091,142,556,534, 42,907,125,439,378 and 17,217,619,007,185 is: 23,761,061,117,821.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,091,142,556,534 : 42,907,125,439,378 = 17,217,619,007,185 : x
  2. Step 2: Convert to fraction form
    31,091,142,556,534/42,907,125,439,378 = 17,217,619,007,185/x
  3. Step 3: Cross multiply
    31,091,142,556,534x = 42,907,125,439,378 × 17,217,619,007,185
  4. Step 4: Simplify right side
    31,091,142,556,534x = 738,758,538,508,705,714,367,627,264
  5. Step 5: Solve for x
    x = 738,758,538,508,705,714,367,627,264/31,091,142,556,534
  6. Step 6: Final answer
    x = 23,761,061,117,821.51

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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.