Home / 189,558,147.25-284,337,220.88-45,950,979.25

Finding the Fourth Proportional to 189,558,147.25, 284,337,220.88 and 45,950,979.25

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Solution

The fourth proportional to 189,558,147.25, 284,337,220.88 and 45,950,979.25 is: 68,926,468.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,558,147.25 : 284,337,220.88 = 45,950,979.25 : x
  2. Step 2: Convert to fraction form
    189,558,147.25/284,337,220.88 = 45,950,979.25/x
  3. Step 3: Cross multiply
    189,558,147.25x = 284,337,220.88 × 45,950,979.25
  4. Step 4: Simplify right side
    189,558,147.25x = 13,065,573,736,659,546
  5. Step 5: Solve for x
    x = 13,065,573,736,659,546/189,558,147.25
  6. Step 6: Final answer
    x = 68,926,468.88

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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.