Home / 839,271,163.33-1,158,197,806.12-457,801,511.40

Finding the Fourth Proportional to 839,271,163.33, 1,158,197,806.12 and 457,801,511.40

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Solution

The fourth proportional to 839,271,163.33, 1,158,197,806.12 and 457,801,511.40 is: 631,768,049.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,271,163.33 : 1,158,197,806.12 = 457,801,511.40 : x
  2. Step 2: Convert to fraction form
    839,271,163.33/1,158,197,806.12 = 457,801,511.40/x
  3. Step 3: Cross multiply
    839,271,163.33x = 1,158,197,806.12 × 457,801,511.40
  4. Step 4: Simplify right side
    839,271,163.33x = 530,224,706,143,044,608
  5. Step 5: Solve for x
    x = 530,224,706,143,044,608/839,271,163.33
  6. Step 6: Final answer
    x = 631,768,049.84

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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.