Home / 123,014,728.70-184,522,093.05-99,126,856.70

Finding the Fourth Proportional to 123,014,728.70, 184,522,093.05 and 99,126,856.70

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Solution

The fourth proportional to 123,014,728.70, 184,522,093.05 and 99,126,856.70 is: 148,690,285.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,014,728.70 : 184,522,093.05 = 99,126,856.70 : x
  2. Step 2: Convert to fraction form
    123,014,728.70/184,522,093.05 = 99,126,856.70/x
  3. Step 3: Cross multiply
    123,014,728.70x = 184,522,093.05 × 99,126,856.70
  4. Step 4: Simplify right side
    123,014,728.70x = 18,291,095,075,751,416
  5. Step 5: Solve for x
    x = 18,291,095,075,751,416/123,014,728.70
  6. Step 6: Final answer
    x = 148,690,285.05

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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.