Home / 7,259,751,965.40-10,880,558,021.70-5,318,787,715.80

Finding the Fourth Proportional to 7,259,751,965.40, 10,880,558,021.70 and 5,318,787,715.80

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Solution

The fourth proportional to 7,259,751,965.40, 10,880,558,021.70 and 5,318,787,715.80 is: 7,971,536,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259,751,965.40 : 10,880,558,021.70 = 5,318,787,715.80 : x
  2. Step 2: Convert to fraction form
    7,259,751,965.40/10,880,558,021.70 = 5,318,787,715.80/x
  3. Step 3: Cross multiply
    7,259,751,965.40x = 10,880,558,021.70 × 5,318,787,715.80
  4. Step 4: Simplify right side
    7,259,751,965.40x = 57,871,378,346,867,113,984
  5. Step 5: Solve for x
    x = 57,871,378,346,867,113,984/7,259,751,965.40
  6. Step 6: Final answer
    x = 7,971,536,579.03

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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.