Home / 131,242,159.09-196,892,556.06-49,361,747.40

Finding the Fourth Proportional to 131,242,159.09, 196,892,556.06 and 49,361,747.40

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Solution

The fourth proportional to 131,242,159.09, 196,892,556.06 and 49,361,747.40 is: 74,053,647.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,242,159.09 : 196,892,556.06 = 49,361,747.40 : x
  2. Step 2: Convert to fraction form
    131,242,159.09/196,892,556.06 = 49,361,747.40/x
  3. Step 3: Cross multiply
    131,242,159.09x = 196,892,556.06 × 49,361,747.40
  4. Step 4: Simplify right side
    131,242,159.09x = 9,718,960,617,427,690
  5. Step 5: Solve for x
    x = 9,718,960,617,427,690/131,242,159.09
  6. Step 6: Final answer
    x = 74,053,647.73

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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.