Home / 98,339,010.42-135,715,341.33-54,294,489.30

Finding the Fourth Proportional to 98,339,010.42, 135,715,341.33 and 54,294,489.30

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Solution

The fourth proportional to 98,339,010.42, 135,715,341.33 and 54,294,489.30 is: 74,930,539.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,339,010.42 : 135,715,341.33 = 54,294,489.30 : x
  2. Step 2: Convert to fraction form
    98,339,010.42/135,715,341.33 = 54,294,489.30/x
  3. Step 3: Cross multiply
    98,339,010.42x = 135,715,341.33 × 54,294,489.30
  4. Step 4: Simplify right side
    98,339,010.42x = 7,368,595,147,687,533
  5. Step 5: Solve for x
    x = 7,368,595,147,687,533/98,339,010.42
  6. Step 6: Final answer
    x = 74,930,539.94

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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.