Home / 350,696,889.36-484,030,161-211,490,315.28

Finding the Fourth Proportional to 350,696,889.36, 484,030,161 and 211,490,315.28

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Solution

The fourth proportional to 350,696,889.36, 484,030,161 and 211,490,315.28 is: 291,897,916.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,696,889.36 : 484,030,161 = 211,490,315.28 : x
  2. Step 2: Convert to fraction form
    350,696,889.36/484,030,161 = 211,490,315.28/x
  3. Step 3: Cross multiply
    350,696,889.36x = 484,030,161 × 211,490,315.28
  4. Step 4: Simplify right side
    350,696,889.36x = 102,367,691,354,919,168
  5. Step 5: Solve for x
    x = 102,367,691,354,919,168/350,696,889.36
  6. Step 6: Final answer
    x = 291,897,916.58

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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.