Home / 365,702,286,339.10-548,624,072,327.55-139,044,115,188.20

Finding the Fourth Proportional to 365,702,286,339.10, 548,624,072,327.55 and 139,044,115,188.20

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Solution

The fourth proportional to 365,702,286,339.10, 548,624,072,327.55 and 139,044,115,188.20 is: 208,593,031,975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,702,286,339.10 : 548,624,072,327.55 = 139,044,115,188.20 : x
  2. Step 2: Convert to fraction form
    365,702,286,339.10/548,624,072,327.55 = 139,044,115,188.20/x
  3. Step 3: Cross multiply
    365,702,286,339.10x = 548,624,072,327.55 × 139,044,115,188.20
  4. Step 4: Simplify right side
    365,702,286,339.10x = 76,282,948,707,731,241,959,424
  5. Step 5: Solve for x
    x = 76,282,948,707,731,241,959,424/365,702,286,339.10
  6. Step 6: Final answer
    x = 208,593,031,975.19

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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.