Home / 223,932,668.80-335,875,124.40-78,369,010.60

Finding the Fourth Proportional to 223,932,668.80, 335,875,124.40 and 78,369,010.60

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Solution

The fourth proportional to 223,932,668.80, 335,875,124.40 and 78,369,010.60 is: 117,545,159.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,932,668.80 : 335,875,124.40 = 78,369,010.60 : x
  2. Step 2: Convert to fraction form
    223,932,668.80/335,875,124.40 = 78,369,010.60/x
  3. Step 3: Cross multiply
    223,932,668.80x = 335,875,124.40 × 78,369,010.60
  4. Step 4: Simplify right side
    223,932,668.80x = 26,322,201,184,379,916
  5. Step 5: Solve for x
    x = 26,322,201,184,379,916/223,932,668.80
  6. Step 6: Final answer
    x = 117,545,159.11

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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.