Home / 293,184,400.40-439,776,600.60-189,720,054.80

Finding the Fourth Proportional to 293,184,400.40, 439,776,600.60 and 189,720,054.80

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Solution

The fourth proportional to 293,184,400.40, 439,776,600.60 and 189,720,054.80 is: 284,580,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,184,400.40 : 439,776,600.60 = 189,720,054.80 : x
  2. Step 2: Convert to fraction form
    293,184,400.40/439,776,600.60 = 189,720,054.80/x
  3. Step 3: Cross multiply
    293,184,400.40x = 439,776,600.60 × 189,720,054.80
  4. Step 4: Simplify right side
    293,184,400.40x = 83,434,440,765,589,728
  5. Step 5: Solve for x
    x = 83,434,440,765,589,728/293,184,400.40
  6. Step 6: Final answer
    x = 284,580,082.20

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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.