Home / 641,797,132.62-886,510,844.43-530,736,577.74

Finding the Fourth Proportional to 641,797,132.62, 886,510,844.43 and 530,736,577.74

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Solution

The fourth proportional to 641,797,132.62, 886,510,844.43 and 530,736,577.74 is: 733,103,511.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,797,132.62 : 886,510,844.43 = 530,736,577.74 : x
  2. Step 2: Convert to fraction form
    641,797,132.62/886,510,844.43 = 530,736,577.74/x
  3. Step 3: Cross multiply
    641,797,132.62x = 886,510,844.43 × 530,736,577.74
  4. Step 4: Simplify right side
    641,797,132.62x = 470,503,731,702,175,744
  5. Step 5: Solve for x
    x = 470,503,731,702,175,744/641,797,132.62
  6. Step 6: Final answer
    x = 733,103,511.67

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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.