Home / 202,097,098.49-278,825,492.97-164,863,013.40

Finding the Fourth Proportional to 202,097,098.49, 278,825,492.97 and 164,863,013.40

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Solution

The fourth proportional to 202,097,098.49, 278,825,492.97 and 164,863,013.40 is: 227,455,076.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,097,098.49 : 278,825,492.97 = 164,863,013.40 : x
  2. Step 2: Convert to fraction form
    202,097,098.49/278,825,492.97 = 164,863,013.40/x
  3. Step 3: Cross multiply
    202,097,098.49x = 278,825,492.97 × 164,863,013.40
  4. Step 4: Simplify right side
    202,097,098.49x = 45,968,010,983,774,720
  5. Step 5: Solve for x
    x = 45,968,010,983,774,720/202,097,098.49
  6. Step 6: Final answer
    x = 227,455,076.44

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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.