Home / 335,988,123.40-503,982,185.10-105,980,458.60

Finding the Fourth Proportional to 335,988,123.40, 503,982,185.10 and 105,980,458.60

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Solution

The fourth proportional to 335,988,123.40, 503,982,185.10 and 105,980,458.60 is: 158,970,687.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,988,123.40 : 503,982,185.10 = 105,980,458.60 : x
  2. Step 2: Convert to fraction form
    335,988,123.40/503,982,185.10 = 105,980,458.60/x
  3. Step 3: Cross multiply
    335,988,123.40x = 503,982,185.10 × 105,980,458.60
  4. Step 4: Simplify right side
    335,988,123.40x = 53,412,263,103,128,088
  5. Step 5: Solve for x
    x = 53,412,263,103,128,088/335,988,123.40
  6. Step 6: Final answer
    x = 158,970,687.90

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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.