Home / 65,409,093,625.36-98,114,421,658.20-18,242,697,796.96

Finding the Fourth Proportional to 65,409,093,625.36, 98,114,421,658.20 and 18,242,697,796.96

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Solution

The fourth proportional to 65,409,093,625.36, 98,114,421,658.20 and 18,242,697,796.96 is: 27,364,264,578.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,409,093,625.36 : 98,114,421,658.20 = 18,242,697,796.96 : x
  2. Step 2: Convert to fraction form
    65,409,093,625.36/98,114,421,658.20 = 18,242,697,796.96/x
  3. Step 3: Cross multiply
    65,409,093,625.36x = 98,114,421,658.20 × 18,242,697,796.96
  4. Step 4: Simplify right side
    65,409,093,625.36x = 1,789,871,743,834,049,478,656
  5. Step 5: Solve for x
    x = 1,789,871,743,834,049,478,656/65,409,093,625.36
  6. Step 6: Final answer
    x = 27,364,264,578.96

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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.