Home / 522,000,580.13-720,184,511.42-295,915,325.35

Finding the Fourth Proportional to 522,000,580.13, 720,184,511.42 and 295,915,325.35

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Solution

The fourth proportional to 522,000,580.13, 720,184,511.42 and 295,915,325.35 is: 408,263,212.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,000,580.13 : 720,184,511.42 = 295,915,325.35 : x
  2. Step 2: Convert to fraction form
    522,000,580.13/720,184,511.42 = 295,915,325.35/x
  3. Step 3: Cross multiply
    522,000,580.13x = 720,184,511.42 × 295,915,325.35
  4. Step 4: Simplify right side
    522,000,580.13x = 213,113,634,008,880,096
  5. Step 5: Solve for x
    x = 213,113,634,008,880,096/522,000,580.13
  6. Step 6: Final answer
    x = 408,263,212.96

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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.