Home / 308,190,540.22-425,279,341.65-176,013,290.32

Finding the Fourth Proportional to 308,190,540.22, 425,279,341.65 and 176,013,290.32

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Solution

The fourth proportional to 308,190,540.22, 425,279,341.65 and 176,013,290.32 is: 242,884,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,190,540.22 : 425,279,341.65 = 176,013,290.32 : x
  2. Step 2: Convert to fraction form
    308,190,540.22/425,279,341.65 = 176,013,290.32/x
  3. Step 3: Cross multiply
    308,190,540.22x = 425,279,341.65 × 176,013,290.32
  4. Step 4: Simplify right side
    308,190,540.22x = 74,854,816,228,939,904
  5. Step 5: Solve for x
    x = 74,854,816,228,939,904/308,190,540.22
  6. Step 6: Final answer
    x = 242,884,860.05

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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.