Home / 127,155,261.24-175,462,266.83-71,389,790.24

Finding the Fourth Proportional to 127,155,261.24, 175,462,266.83 and 71,389,790.24

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Solution

The fourth proportional to 127,155,261.24, 175,462,266.83 and 71,389,790.24 is: 98,511,176.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,155,261.24 : 175,462,266.83 = 71,389,790.24 : x
  2. Step 2: Convert to fraction form
    127,155,261.24/175,462,266.83 = 71,389,790.24/x
  3. Step 3: Cross multiply
    127,155,261.24x = 175,462,266.83 × 71,389,790.24
  4. Step 4: Simplify right side
    127,155,261.24x = 12,526,214,422,794,348
  5. Step 5: Solve for x
    x = 12,526,214,422,794,348/127,155,261.24
  6. Step 6: Final answer
    x = 98,511,176.81

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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.