Home / 627,343,520.40-941,015,280.60-368,682,656.40

Finding the Fourth Proportional to 627,343,520.40, 941,015,280.60 and 368,682,656.40

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Solution

The fourth proportional to 627,343,520.40, 941,015,280.60 and 368,682,656.40 is: 553,023,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,343,520.40 : 941,015,280.60 = 368,682,656.40 : x
  2. Step 2: Convert to fraction form
    627,343,520.40/941,015,280.60 = 368,682,656.40/x
  3. Step 3: Cross multiply
    627,343,520.40x = 941,015,280.60 × 368,682,656.40
  4. Step 4: Simplify right side
    627,343,520.40x = 346,936,013,364,599,360
  5. Step 5: Solve for x
    x = 346,936,013,364,599,360/627,343,520.40
  6. Step 6: Final answer
    x = 553,023,984.60

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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.