Home / 325,168,835.25-448,731,860.90-176,489,955.86

Finding the Fourth Proportional to 325,168,835.25, 448,731,860.90 and 176,489,955.86

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Solution

The fourth proportional to 325,168,835.25, 448,731,860.90 and 176,489,955.86 is: 243,555,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,168,835.25 : 448,731,860.90 = 176,489,955.86 : x
  2. Step 2: Convert to fraction form
    325,168,835.25/448,731,860.90 = 176,489,955.86/x
  3. Step 3: Cross multiply
    325,168,835.25x = 448,731,860.90 × 176,489,955.86
  4. Step 4: Simplify right side
    325,168,835.25x = 79,196,666,320,090,544
  5. Step 5: Solve for x
    x = 79,196,666,320,090,544/325,168,835.25
  6. Step 6: Final answer
    x = 243,555,524.81

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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.