Home / 286,470,716.34-395,329,592.66-156,090,524.34

Finding the Fourth Proportional to 286,470,716.34, 395,329,592.66 and 156,090,524.34

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Solution

The fourth proportional to 286,470,716.34, 395,329,592.66 and 156,090,524.34 is: 215,404,925.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,470,716.34 : 395,329,592.66 = 156,090,524.34 : x
  2. Step 2: Convert to fraction form
    286,470,716.34/395,329,592.66 = 156,090,524.34/x
  3. Step 3: Cross multiply
    286,470,716.34x = 395,329,592.66 × 156,090,524.34
  4. Step 4: Simplify right side
    286,470,716.34x = 61,707,203,406,120,048
  5. Step 5: Solve for x
    x = 61,707,203,406,120,048/286,470,716.34
  6. Step 6: Final answer
    x = 215,404,925.83

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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.