Home / 433,837,867.12-650,118,905.39-256,392,374.42

Finding the Fourth Proportional to 433,837,867.12, 650,118,905.39 and 256,392,374.42

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Solution

The fourth proportional to 433,837,867.12, 650,118,905.39 and 256,392,374.42 is: 384,211,574.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,837,867.12 : 650,118,905.39 = 256,392,374.42 : x
  2. Step 2: Convert to fraction form
    433,837,867.12/650,118,905.39 = 256,392,374.42/x
  3. Step 3: Cross multiply
    433,837,867.12x = 650,118,905.39 × 256,392,374.42
  4. Step 4: Simplify right side
    433,837,867.12x = 166,685,529,810,539,744
  5. Step 5: Solve for x
    x = 166,685,529,810,539,744/433,837,867.12
  6. Step 6: Final answer
    x = 384,211,574.06

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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.