Home / 122,778,333.89-184,058,564.84-45,037,355.88

Finding the Fourth Proportional to 122,778,333.89, 184,058,564.84 and 45,037,355.88

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Solution

The fourth proportional to 122,778,333.89, 184,058,564.84 and 45,037,355.88 is: 67,516,074.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,778,333.89 : 184,058,564.84 = 45,037,355.88 : x
  2. Step 2: Convert to fraction form
    122,778,333.89/184,058,564.84 = 45,037,355.88/x
  3. Step 3: Cross multiply
    122,778,333.89x = 184,058,564.84 × 45,037,355.88
  4. Step 4: Simplify right side
    122,778,333.89x = 8,289,511,087,461,136
  5. Step 5: Solve for x
    x = 8,289,511,087,461,136/122,778,333.89
  6. Step 6: Final answer
    x = 67,516,074.09

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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.