Home / 127,315,087.80-190,972,631.70-41,056,308.60

Finding the Fourth Proportional to 127,315,087.80, 190,972,631.70 and 41,056,308.60

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Solution

The fourth proportional to 127,315,087.80, 190,972,631.70 and 41,056,308.60 is: 61,584,462.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,315,087.80 : 190,972,631.70 = 41,056,308.60 : x
  2. Step 2: Convert to fraction form
    127,315,087.80/190,972,631.70 = 41,056,308.60/x
  3. Step 3: Cross multiply
    127,315,087.80x = 190,972,631.70 × 41,056,308.60
  4. Step 4: Simplify right side
    127,315,087.80x = 7,840,631,301,229,342
  5. Step 5: Solve for x
    x = 7,840,631,301,229,342/127,315,087.80
  6. Step 6: Final answer
    x = 61,584,462.90

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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.