Home / 210,595,356.06-290,609,464.95-116,503,958.94

Finding the Fourth Proportional to 210,595,356.06, 290,609,464.95 and 116,503,958.94

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Solution

The fourth proportional to 210,595,356.06, 290,609,464.95 and 116,503,958.94 is: 160,768,754.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,595,356.06 : 290,609,464.95 = 116,503,958.94 : x
  2. Step 2: Convert to fraction form
    210,595,356.06/290,609,464.95 = 116,503,958.94/x
  3. Step 3: Cross multiply
    210,595,356.06x = 290,609,464.95 × 116,503,958.94
  4. Step 4: Simplify right side
    210,595,356.06x = 33,857,153,172,110,168
  5. Step 5: Solve for x
    x = 33,857,153,172,110,168/210,595,356.06
  6. Step 6: Final answer
    x = 160,768,754.86

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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.