Home / 127,070,790.48-190,686,804.48-54,288,119.52

Finding the Fourth Proportional to 127,070,790.48, 190,686,804.48 and 54,288,119.52

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Solution

The fourth proportional to 127,070,790.48, 190,686,804.48 and 54,288,119.52 is: 81,466,621.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,070,790.48 : 190,686,804.48 = 54,288,119.52 : x
  2. Step 2: Convert to fraction form
    127,070,790.48/190,686,804.48 = 54,288,119.52/x
  3. Step 3: Cross multiply
    127,070,790.48x = 190,686,804.48 × 54,288,119.52
  4. Step 4: Simplify right side
    127,070,790.48x = 10,352,028,032,497,112
  5. Step 5: Solve for x
    x = 10,352,028,032,497,112/127,070,790.48
  6. Step 6: Final answer
    x = 81,466,621.82

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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.