Home / 641,797,125.12-886,510,834.08-530,736,570.24

Finding the Fourth Proportional to 641,797,125.12, 886,510,834.08 and 530,736,570.24

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Solution

The fourth proportional to 641,797,125.12, 886,510,834.08 and 530,736,570.24 is: 733,103,501.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,797,125.12 : 886,510,834.08 = 530,736,570.24 : x
  2. Step 2: Convert to fraction form
    641,797,125.12/886,510,834.08 = 530,736,570.24/x
  3. Step 3: Cross multiply
    641,797,125.12x = 886,510,834.08 × 530,736,570.24
  4. Step 4: Simplify right side
    641,797,125.12x = 470,503,719,560,220,928
  5. Step 5: Solve for x
    x = 470,503,719,560,220,928/641,797,125.12
  6. Step 6: Final answer
    x = 733,103,501.32

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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.