Home / 268,628,033.60-402,896,974.40-74,559,164.48

Finding the Fourth Proportional to 268,628,033.60, 402,896,974.40 and 74,559,164.48

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Solution

The fourth proportional to 268,628,033.60, 402,896,974.40 and 74,559,164.48 is: 111,826,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,628,033.60 : 402,896,974.40 = 74,559,164.48 : x
  2. Step 2: Convert to fraction form
    268,628,033.60/402,896,974.40 = 74,559,164.48/x
  3. Step 3: Cross multiply
    268,628,033.60x = 402,896,974.40 × 74,559,164.48
  4. Step 4: Simplify right side
    268,628,033.60x = 30,039,661,782,783,948
  5. Step 5: Solve for x
    x = 30,039,661,782,783,948/268,628,033.60
  6. Step 6: Final answer
    x = 111,826,235.63

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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.