Home / 127,505,722.40-178,848,133.60-127,505,722.40

Finding the Fourth Proportional to 127,505,722.40, 178,848,133.60 and 127,505,722.40

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Solution

The fourth proportional to 127,505,722.40, 178,848,133.60 and 127,505,722.40 is: 178,848,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,505,722.40 : 178,848,133.60 = 127,505,722.40 : x
  2. Step 2: Convert to fraction form
    127,505,722.40/178,848,133.60 = 127,505,722.40/x
  3. Step 3: Cross multiply
    127,505,722.40x = 178,848,133.60 × 127,505,722.40
  4. Step 4: Simplify right side
    127,505,722.40x = 22,804,160,474,559,712
  5. Step 5: Solve for x
    x = 22,804,160,474,559,712/127,505,722.40
  6. Step 6: Final answer
    x = 178,848,133.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.