Home / 223,916,846.32-336,026,605.64-78,351,668.84

Finding the Fourth Proportional to 223,916,846.32, 336,026,605.64 and 78,351,668.84

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Solution

The fourth proportional to 223,916,846.32, 336,026,605.64 and 78,351,668.84 is: 117,580,457.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,916,846.32 : 336,026,605.64 = 78,351,668.84 : x
  2. Step 2: Convert to fraction form
    223,916,846.32/336,026,605.64 = 78,351,668.84/x
  3. Step 3: Cross multiply
    223,916,846.32x = 336,026,605.64 × 78,351,668.84
  4. Step 4: Simplify right side
    223,916,846.32x = 26,328,245,326,534,556
  5. Step 5: Solve for x
    x = 26,328,245,326,534,556/223,916,846.32
  6. Step 6: Final answer
    x = 117,580,457.92

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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.