Home / 693,583,567.68-1,039,647,077.76-233,361,960.96

Finding the Fourth Proportional to 693,583,567.68, 1,039,647,077.76 and 233,361,960.96

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Solution

The fourth proportional to 693,583,567.68, 1,039,647,077.76 and 233,361,960.96 is: 349,797,907.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,583,567.68 : 1,039,647,077.76 = 233,361,960.96 : x
  2. Step 2: Convert to fraction form
    693,583,567.68/1,039,647,077.76 = 233,361,960.96/x
  3. Step 3: Cross multiply
    693,583,567.68x = 1,039,647,077.76 × 233,361,960.96
  4. Step 4: Simplify right side
    693,583,567.68x = 242,614,080,772,407,200
  5. Step 5: Solve for x
    x = 242,614,080,772,407,200/693,583,567.68
  6. Step 6: Final answer
    x = 349,797,907.68

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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.