Home / 131,786,775.69-197,540,786.57-48,735,160.89

Finding the Fourth Proportional to 131,786,775.69, 197,540,786.57 and 48,735,160.89

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Solution

The fourth proportional to 131,786,775.69, 197,540,786.57 and 48,735,160.89 is: 73,051,199.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,786,775.69 : 197,540,786.57 = 48,735,160.89 : x
  2. Step 2: Convert to fraction form
    131,786,775.69/197,540,786.57 = 48,735,160.89/x
  3. Step 3: Cross multiply
    131,786,775.69x = 197,540,786.57 × 48,735,160.89
  4. Step 4: Simplify right side
    131,786,775.69x = 9,627,182,015,582,426
  5. Step 5: Solve for x
    x = 9,627,182,015,582,426/131,786,775.69
  6. Step 6: Final answer
    x = 73,051,199.30

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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.