Home / 1,277,887,544.88-1,917,043,219.92-448,625,952.24

Finding the Fourth Proportional to 1,277,887,544.88, 1,917,043,219.92 and 448,625,952.24

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Solution

The fourth proportional to 1,277,887,544.88, 1,917,043,219.92 and 448,625,952.24 is: 673,013,320.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,887,544.88 : 1,917,043,219.92 = 448,625,952.24 : x
  2. Step 2: Convert to fraction form
    1,277,887,544.88/1,917,043,219.92 = 448,625,952.24/x
  3. Step 3: Cross multiply
    1,277,887,544.88x = 1,917,043,219.92 × 448,625,952.24
  4. Step 4: Simplify right side
    1,277,887,544.88x = 860,035,340,021,845,760
  5. Step 5: Solve for x
    x = 860,035,340,021,845,760/1,277,887,544.88
  6. Step 6: Final answer
    x = 673,013,320.67

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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.