Home / 927,949,249.11-1,391,792,820.96-297,599,396.98

Finding the Fourth Proportional to 927,949,249.11, 1,391,792,820.96 and 297,599,396.98

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Solution

The fourth proportional to 927,949,249.11, 1,391,792,820.96 and 297,599,396.98 is: 446,357,066.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,949,249.11 : 1,391,792,820.96 = 297,599,396.98 : x
  2. Step 2: Convert to fraction form
    927,949,249.11/1,391,792,820.96 = 297,599,396.98/x
  3. Step 3: Cross multiply
    927,949,249.11x = 1,391,792,820.96 × 297,599,396.98
  4. Step 4: Simplify right side
    927,949,249.11x = 414,196,704,238,789,120
  5. Step 5: Solve for x
    x = 414,196,704,238,789,120/927,949,249.11
  6. Step 6: Final answer
    x = 446,357,066.01

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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.