Home / 188,118,983.30-282,270,919.43-84,561,356.67

Finding the Fourth Proportional to 188,118,983.30, 282,270,919.43 and 84,561,356.67

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Solution

The fourth proportional to 188,118,983.30, 282,270,919.43 and 84,561,356.67 is: 126,883,589.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,118,983.30 : 282,270,919.43 = 84,561,356.67 : x
  2. Step 2: Convert to fraction form
    188,118,983.30/282,270,919.43 = 84,561,356.67/x
  3. Step 3: Cross multiply
    188,118,983.30x = 282,270,919.43 × 84,561,356.67
  4. Step 4: Simplify right side
    188,118,983.30x = 23,869,211,895,066,256
  5. Step 5: Solve for x
    x = 23,869,211,895,066,256/188,118,983.30
  6. Step 6: Final answer
    x = 126,883,589.72

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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.