Home / 204,066,009.10-306,099,013.65-111,914,139.70

Finding the Fourth Proportional to 204,066,009.10, 306,099,013.65 and 111,914,139.70

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Solution

The fourth proportional to 204,066,009.10, 306,099,013.65 and 111,914,139.70 is: 167,871,209.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,066,009.10 : 306,099,013.65 = 111,914,139.70 : x
  2. Step 2: Convert to fraction form
    204,066,009.10/306,099,013.65 = 111,914,139.70/x
  3. Step 3: Cross multiply
    204,066,009.10x = 306,099,013.65 × 111,914,139.70
  4. Step 4: Simplify right side
    204,066,009.10x = 34,256,807,775,658,304
  5. Step 5: Solve for x
    x = 34,256,807,775,658,304/204,066,009.10
  6. Step 6: Final answer
    x = 167,871,209.55

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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.