Home / 428,112,616,701.14-590,806,608,112.52-232,807,321,240.04

Finding the Fourth Proportional to 428,112,616,701.14, 590,806,608,112.52 and 232,807,321,240.04

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Solution

The fourth proportional to 428,112,616,701.14, 590,806,608,112.52 and 232,807,321,240.04 is: 321,280,192,266.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,112,616,701.14 : 590,806,608,112.52 = 232,807,321,240.04 : x
  2. Step 2: Convert to fraction form
    428,112,616,701.14/590,806,608,112.52 = 232,807,321,240.04/x
  3. Step 3: Cross multiply
    428,112,616,701.14x = 590,806,608,112.52 × 232,807,321,240.04
  4. Step 4: Simplify right side
    428,112,616,701.14x = 137,544,103,805,589,869,559,808
  5. Step 5: Solve for x
    x = 137,544,103,805,589,869,559,808/428,112,616,701.14
  6. Step 6: Final answer
    x = 321,280,192,266.81

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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.