Home / 522,000,609.75-720,184,552.38-295,915,354.97

Finding the Fourth Proportional to 522,000,609.75, 720,184,552.38 and 295,915,354.97

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Solution

The fourth proportional to 522,000,609.75, 720,184,552.38 and 295,915,354.97 is: 408,263,253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,000,609.75 : 720,184,552.38 = 295,915,354.97 : x
  2. Step 2: Convert to fraction form
    522,000,609.75/720,184,552.38 = 295,915,354.97/x
  3. Step 3: Cross multiply
    522,000,609.75x = 720,184,552.38 × 295,915,354.97
  4. Step 4: Simplify right side
    522,000,609.75x = 213,113,667,457,837,312
  5. Step 5: Solve for x
    x = 213,113,667,457,837,312/522,000,609.75
  6. Step 6: Final answer
    x = 408,263,253.87

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1.5x scale

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.