Home / 366,548,009.28-505,846,778.40-223,502,164.02

Finding the Fourth Proportional to 366,548,009.28, 505,846,778.40 and 223,502,164.02

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Solution

The fourth proportional to 366,548,009.28, 505,846,778.40 and 223,502,164.02 is: 308,439,404.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,548,009.28 : 505,846,778.40 = 223,502,164.02 : x
  2. Step 2: Convert to fraction form
    366,548,009.28/505,846,778.40 = 223,502,164.02/x
  3. Step 3: Cross multiply
    366,548,009.28x = 505,846,778.40 × 223,502,164.02
  4. Step 4: Simplify right side
    366,548,009.28x = 113,057,849,634,945,392
  5. Step 5: Solve for x
    x = 113,057,849,634,945,392/366,548,009.28
  6. Step 6: Final answer
    x = 308,439,404.31

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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.