Home / 522,000,579.98-720,184,511.20-295,915,325.19

Finding the Fourth Proportional to 522,000,579.98, 720,184,511.20 and 295,915,325.19

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Solution

The fourth proportional to 522,000,579.98, 720,184,511.20 and 295,915,325.19 is: 408,263,212.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,000,579.98 : 720,184,511.20 = 295,915,325.19 : x
  2. Step 2: Convert to fraction form
    522,000,579.98/720,184,511.20 = 295,915,325.19/x
  3. Step 3: Cross multiply
    522,000,579.98x = 720,184,511.20 × 295,915,325.19
  4. Step 4: Simplify right side
    522,000,579.98x = 213,113,633,831,072,352
  5. Step 5: Solve for x
    x = 213,113,633,831,072,352/522,000,579.98
  6. Step 6: Final answer
    x = 408,263,212.73

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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.