Home / 1,198,090,420.56-1,797,050,396.16-368,957,604.96

Finding the Fourth Proportional to 1,198,090,420.56, 1,797,050,396.16 and 368,957,604.96

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Solution

The fourth proportional to 1,198,090,420.56, 1,797,050,396.16 and 368,957,604.96 is: 553,410,159.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,090,420.56 : 1,797,050,396.16 = 368,957,604.96 : x
  2. Step 2: Convert to fraction form
    1,198,090,420.56/1,797,050,396.16 = 368,957,604.96/x
  3. Step 3: Cross multiply
    1,198,090,420.56x = 1,797,050,396.16 × 368,957,604.96
  4. Step 4: Simplify right side
    1,198,090,420.56x = 663,035,410,159,612,800
  5. Step 5: Solve for x
    x = 663,035,410,159,612,800/1,198,090,420.56
  6. Step 6: Final answer
    x = 553,410,159.02

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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.