Home / 302,904,187.20-418,040,991.36-175,772,870.64

Finding the Fourth Proportional to 302,904,187.20, 418,040,991.36 and 175,772,870.64

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Solution

The fourth proportional to 302,904,187.20, 418,040,991.36 and 175,772,870.64 is: 242,585,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,904,187.20 : 418,040,991.36 = 175,772,870.64 : x
  2. Step 2: Convert to fraction form
    302,904,187.20/418,040,991.36 = 175,772,870.64/x
  3. Step 3: Cross multiply
    302,904,187.20x = 418,040,991.36 × 175,772,870.64
  4. Step 4: Simplify right side
    302,904,187.20x = 73,480,265,096,538,640
  5. Step 5: Solve for x
    x = 73,480,265,096,538,640/302,904,187.20
  6. Step 6: Final answer
    x = 242,585,834.73

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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.