Home / 123,018,015.20-184,529,209.80-36,757,486.40

Finding the Fourth Proportional to 123,018,015.20, 184,529,209.80 and 36,757,486.40

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Solution

The fourth proportional to 123,018,015.20, 184,529,209.80 and 36,757,486.40 is: 55,136,883.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,018,015.20 : 184,529,209.80 = 36,757,486.40 : x
  2. Step 2: Convert to fraction form
    123,018,015.20/184,529,209.80 = 36,757,486.40/x
  3. Step 3: Cross multiply
    123,018,015.20x = 184,529,209.80 × 36,757,486.40
  4. Step 4: Simplify right side
    123,018,015.20x = 6,782,829,919,626,247
  5. Step 5: Solve for x
    x = 6,782,829,919,626,247/123,018,015.20
  6. Step 6: Final answer
    x = 55,136,883.07

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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.