Home / 202,752,004.80-304,128,007.20-164,531,409.60

Finding the Fourth Proportional to 202,752,004.80, 304,128,007.20 and 164,531,409.60

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Solution

The fourth proportional to 202,752,004.80, 304,128,007.20 and 164,531,409.60 is: 246,797,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,752,004.80 : 304,128,007.20 = 164,531,409.60 : x
  2. Step 2: Convert to fraction form
    202,752,004.80/304,128,007.20 = 164,531,409.60/x
  3. Step 3: Cross multiply
    202,752,004.80x = 304,128,007.20 × 164,531,409.60
  4. Step 4: Simplify right side
    202,752,004.80x = 50,038,609,723,454,944
  5. Step 5: Solve for x
    x = 50,038,609,723,454,944/202,752,004.80
  6. Step 6: Final answer
    x = 246,797,114.40

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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.