Home / 116,993,979.60-161,619,865.80-93,441,592.56

Finding the Fourth Proportional to 116,993,979.60, 161,619,865.80 and 93,441,592.56

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Solution

The fourth proportional to 116,993,979.60, 161,619,865.80 and 93,441,592.56 is: 129,083,716.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,993,979.60 : 161,619,865.80 = 93,441,592.56 : x
  2. Step 2: Convert to fraction form
    116,993,979.60/161,619,865.80 = 93,441,592.56/x
  3. Step 3: Cross multiply
    116,993,979.60x = 161,619,865.80 × 93,441,592.56
  4. Step 4: Simplify right side
    116,993,979.60x = 15,102,017,649,685,480
  5. Step 5: Solve for x
    x = 15,102,017,649,685,480/116,993,979.60
  6. Step 6: Final answer
    x = 129,083,716.11

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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.