Home / 98,685,791.60-148,028,687.40-25,902,431.60

Finding the Fourth Proportional to 98,685,791.60, 148,028,687.40 and 25,902,431.60

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Solution

The fourth proportional to 98,685,791.60, 148,028,687.40 and 25,902,431.60 is: 38,853,647.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,685,791.60 : 148,028,687.40 = 25,902,431.60 : x
  2. Step 2: Convert to fraction form
    98,685,791.60/148,028,687.40 = 25,902,431.60/x
  3. Step 3: Cross multiply
    98,685,791.60x = 148,028,687.40 × 25,902,431.60
  4. Step 4: Simplify right side
    98,685,791.60x = 3,834,302,950,216,282
  5. Step 5: Solve for x
    x = 3,834,302,950,216,282/98,685,791.60
  6. Step 6: Final answer
    x = 38,853,647.40

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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.