Home / 188,427,276.40-282,650,245.80-97,728,012.40

Finding the Fourth Proportional to 188,427,276.40, 282,650,245.80 and 97,728,012.40

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Solution

The fourth proportional to 188,427,276.40, 282,650,245.80 and 97,728,012.40 is: 146,596,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,427,276.40 : 282,650,245.80 = 97,728,012.40 : x
  2. Step 2: Convert to fraction form
    188,427,276.40/282,650,245.80 = 97,728,012.40/x
  3. Step 3: Cross multiply
    188,427,276.40x = 282,650,245.80 × 97,728,012.40
  4. Step 4: Simplify right side
    188,427,276.40x = 27,622,846,726,405,452
  5. Step 5: Solve for x
    x = 27,622,846,726,405,452/188,427,276.40
  6. Step 6: Final answer
    x = 146,596,858.24

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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.