Home / 315,771,325.72-472,733,363.52-184,211,334.72

Finding the Fourth Proportional to 315,771,325.72, 472,733,363.52 and 184,211,334.72

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Solution

The fourth proportional to 315,771,325.72, 472,733,363.52 and 184,211,334.72 is: 275,778,187.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,771,325.72 : 472,733,363.52 = 184,211,334.72 : x
  2. Step 2: Convert to fraction form
    315,771,325.72/472,733,363.52 = 184,211,334.72/x
  3. Step 3: Cross multiply
    315,771,325.72x = 472,733,363.52 × 184,211,334.72
  4. Step 4: Simplify right side
    315,771,325.72x = 87,082,843,860,694,160
  5. Step 5: Solve for x
    x = 87,082,843,860,694,160/315,771,325.72
  6. Step 6: Final answer
    x = 275,778,187.47

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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.