Home / 172,176,909.67-237,602,171.77-93,858,735.43

Finding the Fourth Proportional to 172,176,909.67, 237,602,171.77 and 93,858,735.43

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Solution

The fourth proportional to 172,176,909.67, 237,602,171.77 and 93,858,735.43 is: 129,523,984.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,176,909.67 : 237,602,171.77 = 93,858,735.43 : x
  2. Step 2: Convert to fraction form
    172,176,909.67/237,602,171.77 = 93,858,735.43/x
  3. Step 3: Cross multiply
    172,176,909.67x = 237,602,171.77 × 93,858,735.43
  4. Step 4: Simplify right side
    172,176,909.67x = 22,301,039,377,753,848
  5. Step 5: Solve for x
    x = 22,301,039,377,753,848/172,176,909.67
  6. Step 6: Final answer
    x = 129,523,984.49

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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.