Home / 19,379,082,223.53-26,748,109,290.83-12,621,739,492.60

Finding the Fourth Proportional to 19,379,082,223.53, 26,748,109,290.83 and 12,621,739,492.60

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Solution

The fourth proportional to 19,379,082,223.53, 26,748,109,290.83 and 12,621,739,492.60 is: 17,421,241,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379,082,223.53 : 26,748,109,290.83 = 12,621,739,492.60 : x
  2. Step 2: Convert to fraction form
    19,379,082,223.53/26,748,109,290.83 = 12,621,739,492.60/x
  3. Step 3: Cross multiply
    19,379,082,223.53x = 26,748,109,290.83 × 12,621,739,492.60
  4. Step 4: Simplify right side
    19,379,082,223.53x = 337,607,667,388,306,620,416
  5. Step 5: Solve for x
    x = 337,607,667,388,306,620,416/19,379,082,223.53
  6. Step 6: Final answer
    x = 17,421,241,289.66

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Double scale
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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.