Home / 209,832,802.44-289,569,546.34-115,744,827

Finding the Fourth Proportional to 209,832,802.44, 289,569,546.34 and 115,744,827

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Solution

The fourth proportional to 209,832,802.44, 289,569,546.34 and 115,744,827 is: 159,728,015.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,832,802.44 : 289,569,546.34 = 115,744,827 : x
  2. Step 2: Convert to fraction form
    209,832,802.44/289,569,546.34 = 115,744,827/x
  3. Step 3: Cross multiply
    209,832,802.44x = 289,569,546.34 × 115,744,827
  4. Step 4: Simplify right side
    209,832,802.44x = 33,516,177,045,591,780
  5. Step 5: Solve for x
    x = 33,516,177,045,591,780/209,832,802.44
  6. Step 6: Final answer
    x = 159,728,015.14

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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.