Home / 270,698,992.13-405,349,180.37-186,827,180.06

Finding the Fourth Proportional to 270,698,992.13, 405,349,180.37 and 186,827,180.06

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Solution

The fourth proportional to 270,698,992.13, 405,349,180.37 and 186,827,180.06 is: 279,758,131.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,698,992.13 : 405,349,180.37 = 186,827,180.06 : x
  2. Step 2: Convert to fraction form
    270,698,992.13/405,349,180.37 = 186,827,180.06/x
  3. Step 3: Cross multiply
    270,698,992.13x = 405,349,180.37 × 186,827,180.06
  4. Step 4: Simplify right side
    270,698,992.13x = 75,730,244,308,939,248
  5. Step 5: Solve for x
    x = 75,730,244,308,939,248/270,698,992.13
  6. Step 6: Final answer
    x = 279,758,131.76

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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.