Home / 734,247,286.43-1,101,047,734.51-389,120,053.19

Finding the Fourth Proportional to 734,247,286.43, 1,101,047,734.51 and 389,120,053.19

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Solution

The fourth proportional to 734,247,286.43, 1,101,047,734.51 and 389,120,053.19 is: 583,508,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,247,286.43 : 1,101,047,734.51 = 389,120,053.19 : x
  2. Step 2: Convert to fraction form
    734,247,286.43/1,101,047,734.51 = 389,120,053.19/x
  3. Step 3: Cross multiply
    734,247,286.43x = 1,101,047,734.51 × 389,120,053.19
  4. Step 4: Simplify right side
    734,247,286.43x = 428,439,753,009,809,408
  5. Step 5: Solve for x
    x = 428,439,753,009,809,408/734,247,286.43
  6. Step 6: Final answer
    x = 583,508,800.01

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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.