Home / 415,358,299.27-573,370,944.56-258,802,755.83

Finding the Fourth Proportional to 415,358,299.27, 573,370,944.56 and 258,802,755.83

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Solution

The fourth proportional to 415,358,299.27, 573,370,944.56 and 258,802,755.83 is: 357,257,771.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,358,299.27 : 573,370,944.56 = 258,802,755.83 : x
  2. Step 2: Convert to fraction form
    415,358,299.27/573,370,944.56 = 258,802,755.83/x
  3. Step 3: Cross multiply
    415,358,299.27x = 573,370,944.56 × 258,802,755.83
  4. Step 4: Simplify right side
    415,358,299.27x = 148,389,980,564,978,144
  5. Step 5: Solve for x
    x = 148,389,980,564,978,144/415,358,299.27
  6. Step 6: Final answer
    x = 357,257,771.97

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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.