Home / 117,369,351.42-175,825,004.49-76,857,013.50

Finding the Fourth Proportional to 117,369,351.42, 175,825,004.49 and 76,857,013.50

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Solution

The fourth proportional to 117,369,351.42, 175,825,004.49 and 76,857,013.50 is: 115,135,549.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,369,351.42 : 175,825,004.49 = 76,857,013.50 : x
  2. Step 2: Convert to fraction form
    117,369,351.42/175,825,004.49 = 76,857,013.50/x
  3. Step 3: Cross multiply
    117,369,351.42x = 175,825,004.49 × 76,857,013.50
  4. Step 4: Simplify right side
    117,369,351.42x = 13,513,384,743,725,492
  5. Step 5: Solve for x
    x = 13,513,384,743,725,492/117,369,351.42
  6. Step 6: Final answer
    x = 115,135,549.27

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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.