Home / 428,112,616,699.41-590,806,608,110.11-232,807,321,238.29

Finding the Fourth Proportional to 428,112,616,699.41, 590,806,608,110.11 and 232,807,321,238.29

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Solution

The fourth proportional to 428,112,616,699.41, 590,806,608,110.11 and 232,807,321,238.29 is: 321,280,192,264.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,112,616,699.41 : 590,806,608,110.11 = 232,807,321,238.29 : x
  2. Step 2: Convert to fraction form
    428,112,616,699.41/590,806,608,110.11 = 232,807,321,238.29/x
  3. Step 3: Cross multiply
    428,112,616,699.41x = 590,806,608,110.11 × 232,807,321,238.29
  4. Step 4: Simplify right side
    428,112,616,699.41x = 137,544,103,803,994,893,189,120
  5. Step 5: Solve for x
    x = 137,544,103,803,994,893,189,120/428,112,616,699.41
  6. Step 6: Final answer
    x = 321,280,192,264.38

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1.5x scale

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.