Home / 723,810,611.54-1,085,220,261.78-368,597,304.50

Finding the Fourth Proportional to 723,810,611.54, 1,085,220,261.78 and 368,597,304.50

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Solution

The fourth proportional to 723,810,611.54, 1,085,220,261.78 and 368,597,304.50 is: 552,643,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,810,611.54 : 1,085,220,261.78 = 368,597,304.50 : x
  2. Step 2: Convert to fraction form
    723,810,611.54/1,085,220,261.78 = 368,597,304.50/x
  3. Step 3: Cross multiply
    723,810,611.54x = 1,085,220,261.78 × 368,597,304.50
  4. Step 4: Simplify right side
    723,810,611.54x = 400,009,263,280,259,008
  5. Step 5: Solve for x
    x = 400,009,263,280,259,008/723,810,611.54
  6. Step 6: Final answer
    x = 552,643,546.39

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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.