Home / 383,193,903.60-574,790,855.40-360,519,087.60

Finding the Fourth Proportional to 383,193,903.60, 574,790,855.40 and 360,519,087.60

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Solution

The fourth proportional to 383,193,903.60, 574,790,855.40 and 360,519,087.60 is: 540,778,631.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,193,903.60 : 574,790,855.40 = 360,519,087.60 : x
  2. Step 2: Convert to fraction form
    383,193,903.60/574,790,855.40 = 360,519,087.60/x
  3. Step 3: Cross multiply
    383,193,903.60x = 574,790,855.40 × 360,519,087.60
  4. Step 4: Simplify right side
    383,193,903.60x = 207,223,074,749,631,552
  5. Step 5: Solve for x
    x = 207,223,074,749,631,552/383,193,903.60
  6. Step 6: Final answer
    x = 540,778,631.40

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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.