Home / 1,335,321,603.40-2,001,568,720.65-449,163,360.58

Finding the Fourth Proportional to 1,335,321,603.40, 2,001,568,720.65 and 449,163,360.58

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Solution

The fourth proportional to 1,335,321,603.40, 2,001,568,720.65 and 449,163,360.58 is: 673,269,518.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,321,603.40 : 2,001,568,720.65 = 449,163,360.58 : x
  2. Step 2: Convert to fraction form
    1,335,321,603.40/2,001,568,720.65 = 449,163,360.58/x
  3. Step 3: Cross multiply
    1,335,321,603.40x = 2,001,568,720.65 × 449,163,360.58
  4. Step 4: Simplify right side
    1,335,321,603.40x = 899,031,332,998,965,248
  5. Step 5: Solve for x
    x = 899,031,332,998,965,248/1,335,321,603.40
  6. Step 6: Final answer
    x = 673,269,518.53

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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.