Home / 217,151,325.94-299,670,836.03-118,032,306.49

Finding the Fourth Proportional to 217,151,325.94, 299,670,836.03 and 118,032,306.49

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Solution

The fourth proportional to 217,151,325.94, 299,670,836.03 and 118,032,306.49 is: 162,885,673.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,151,325.94 : 299,670,836.03 = 118,032,306.49 : x
  2. Step 2: Convert to fraction form
    217,151,325.94/299,670,836.03 = 118,032,306.49/x
  3. Step 3: Cross multiply
    217,151,325.94x = 299,670,836.03 × 118,032,306.49
  4. Step 4: Simplify right side
    217,151,325.94x = 35,370,839,964,407,488
  5. Step 5: Solve for x
    x = 35,370,839,964,407,488/217,151,325.94
  6. Step 6: Final answer
    x = 162,885,673.44

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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.