Home / 5,298,434,378.36-7,311,995,410.83-2,919,725,543.55

Finding the Fourth Proportional to 5,298,434,378.36, 7,311,995,410.83 and 2,919,725,543.55

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Solution

The fourth proportional to 5,298,434,378.36, 7,311,995,410.83 and 2,919,725,543.55 is: 4,029,307,197.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,434,378.36 : 7,311,995,410.83 = 2,919,725,543.55 : x
  2. Step 2: Convert to fraction form
    5,298,434,378.36/7,311,995,410.83 = 2,919,725,543.55/x
  3. Step 3: Cross multiply
    5,298,434,378.36x = 7,311,995,410.83 × 2,919,725,543.55
  4. Step 4: Simplify right side
    5,298,434,378.36x = 21,349,019,775,291,469,824
  5. Step 5: Solve for x
    x = 21,349,019,775,291,469,824/5,298,434,378.36
  6. Step 6: Final answer
    x = 4,029,307,197.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.