Home / 133,918,922.03-184,828,282.55-81,738,280.27

Finding the Fourth Proportional to 133,918,922.03, 184,828,282.55 and 81,738,280.27

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Solution

The fourth proportional to 133,918,922.03, 184,828,282.55 and 81,738,280.27 is: 112,811,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,918,922.03 : 184,828,282.55 = 81,738,280.27 : x
  2. Step 2: Convert to fraction form
    133,918,922.03/184,828,282.55 = 81,738,280.27/x
  3. Step 3: Cross multiply
    133,918,922.03x = 184,828,282.55 × 81,738,280.27
  4. Step 4: Simplify right side
    133,918,922.03x = 15,107,545,961,023,512
  5. Step 5: Solve for x
    x = 15,107,545,961,023,512/133,918,922.03
  6. Step 6: Final answer
    x = 112,811,137.76

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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.