Home / 428,112,616,688.40-590,806,608,094.93-232,807,321,227.26

Finding the Fourth Proportional to 428,112,616,688.40, 590,806,608,094.93 and 232,807,321,227.26

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Solution

The fourth proportional to 428,112,616,688.40, 590,806,608,094.93 and 232,807,321,227.26 is: 321,280,192,249.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,112,616,688.40 : 590,806,608,094.93 = 232,807,321,227.26 : x
  2. Step 2: Convert to fraction form
    428,112,616,688.40/590,806,608,094.93 = 232,807,321,227.26/x
  3. Step 3: Cross multiply
    428,112,616,688.40x = 590,806,608,094.93 × 232,807,321,227.26
  4. Step 4: Simplify right side
    428,112,616,688.40x = 137,544,103,793,944,300,617,728
  5. Step 5: Solve for x
    x = 137,544,103,793,944,300,617,728/428,112,616,688.40
  6. Step 6: Final answer
    x = 321,280,192,249.17

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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.