Home / 210,595,361.56-290,609,472.54-116,503,964.44

Finding the Fourth Proportional to 210,595,361.56, 290,609,472.54 and 116,503,964.44

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Solution

The fourth proportional to 210,595,361.56, 290,609,472.54 and 116,503,964.44 is: 160,768,762.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,595,361.56 : 290,609,472.54 = 116,503,964.44 : x
  2. Step 2: Convert to fraction form
    210,595,361.56/290,609,472.54 = 116,503,964.44/x
  3. Step 3: Cross multiply
    210,595,361.56x = 290,609,472.54 × 116,503,964.44
  4. Step 4: Simplify right side
    210,595,361.56x = 33,857,155,654,727,320
  5. Step 5: Solve for x
    x = 33,857,155,654,727,320/210,595,361.56
  6. Step 6: Final answer
    x = 160,768,762.45

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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.