Home / 124,622,868.30-186,968,857.05-51,873,917.10

Finding the Fourth Proportional to 124,622,868.30, 186,968,857.05 and 51,873,917.10

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Solution

The fourth proportional to 124,622,868.30, 186,968,857.05 and 51,873,917.10 is: 77,825,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,622,868.30 : 186,968,857.05 = 51,873,917.10 : x
  2. Step 2: Convert to fraction form
    124,622,868.30/186,968,857.05 = 51,873,917.10/x
  3. Step 3: Cross multiply
    124,622,868.30x = 186,968,857.05 × 51,873,917.10
  4. Step 4: Simplify right side
    124,622,868.30x = 9,698,806,990,893,452
  5. Step 5: Solve for x
    x = 9,698,806,990,893,452/124,622,868.30
  6. Step 6: Final answer
    x = 77,825,258.90

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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.