Home / 202,630,914.99-279,630,901.89-109,811,422.85

Finding the Fourth Proportional to 202,630,914.99, 279,630,901.89 and 109,811,422.85

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Solution

The fourth proportional to 202,630,914.99, 279,630,901.89 and 109,811,422.85 is: 151,539,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,630,914.99 : 279,630,901.89 = 109,811,422.85 : x
  2. Step 2: Convert to fraction form
    202,630,914.99/279,630,901.89 = 109,811,422.85/x
  3. Step 3: Cross multiply
    202,630,914.99x = 279,630,901.89 × 109,811,422.85
  4. Step 4: Simplify right side
    202,630,914.99x = 30,706,667,207,971,496
  5. Step 5: Solve for x
    x = 30,706,667,207,971,496/202,630,914.99
  6. Step 6: Final answer
    x = 151,539,893.16

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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.