Home / 627,343,271.40-941,014,907.10-368,682,407.40

Finding the Fourth Proportional to 627,343,271.40, 941,014,907.10 and 368,682,407.40

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Solution

The fourth proportional to 627,343,271.40, 941,014,907.10 and 368,682,407.40 is: 553,023,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,343,271.40 : 941,014,907.10 = 368,682,407.40 : x
  2. Step 2: Convert to fraction form
    627,343,271.40/941,014,907.10 = 368,682,407.40/x
  3. Step 3: Cross multiply
    627,343,271.40x = 941,014,907.10 × 368,682,407.40
  4. Step 4: Simplify right side
    627,343,271.40x = 346,935,641,348,915,328
  5. Step 5: Solve for x
    x = 346,935,641,348,915,328/627,343,271.40
  6. Step 6: Final answer
    x = 553,023,611.10

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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.