Home / 428,496,084.54-591,331,075.62-240,366,081.06

Finding the Fourth Proportional to 428,496,084.54, 591,331,075.62 and 240,366,081.06

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Solution

The fourth proportional to 428,496,084.54, 591,331,075.62 and 240,366,081.06 is: 331,708,826.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,496,084.54 : 591,331,075.62 = 240,366,081.06 : x
  2. Step 2: Convert to fraction form
    428,496,084.54/591,331,075.62 = 240,366,081.06/x
  3. Step 3: Cross multiply
    428,496,084.54x = 591,331,075.62 × 240,366,081.06
  4. Step 4: Simplify right side
    428,496,084.54x = 142,135,933,255,773,920
  5. Step 5: Solve for x
    x = 142,135,933,255,773,920/428,496,084.54
  6. Step 6: Final answer
    x = 331,708,826.25

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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.