Home / 127,158,787.73-190,482,796.64-57,976,425.75

Finding the Fourth Proportional to 127,158,787.73, 190,482,796.64 and 57,976,425.75

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Solution

The fourth proportional to 127,158,787.73, 190,482,796.64 and 57,976,425.75 is: 86,848,199.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,158,787.73 : 190,482,796.64 = 57,976,425.75 : x
  2. Step 2: Convert to fraction form
    127,158,787.73/190,482,796.64 = 57,976,425.75/x
  3. Step 3: Cross multiply
    127,158,787.73x = 190,482,796.64 × 57,976,425.75
  4. Step 4: Simplify right side
    127,158,787.73x = 11,043,511,716,051,308
  5. Step 5: Solve for x
    x = 11,043,511,716,051,308/127,158,787.73
  6. Step 6: Final answer
    x = 86,848,199.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.