Home / 201,804,295,252.56-278,358,706,443.96-129,431,726,528.46

Finding the Fourth Proportional to 201,804,295,252.56, 278,358,706,443.96 and 129,431,726,528.46

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Solution

The fourth proportional to 201,804,295,252.56, 278,358,706,443.96 and 129,431,726,528.46 is: 178,531,621,064.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,804,295,252.56 : 278,358,706,443.96 = 129,431,726,528.46 : x
  2. Step 2: Convert to fraction form
    201,804,295,252.56/278,358,706,443.96 = 129,431,726,528.46/x
  3. Step 3: Cross multiply
    201,804,295,252.56x = 278,358,706,443.96 × 129,431,726,528.46
  4. Step 4: Simplify right side
    201,804,295,252.56x = 36,028,447,969,270,510,387,200
  5. Step 5: Solve for x
    x = 36,028,447,969,270,510,387,200/201,804,295,252.56
  6. Step 6: Final answer
    x = 178,531,621,064.76

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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.