Home / 188,073,991.20-282,110,986.80-49,899,331.20

Finding the Fourth Proportional to 188,073,991.20, 282,110,986.80 and 49,899,331.20

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Solution

The fourth proportional to 188,073,991.20, 282,110,986.80 and 49,899,331.20 is: 74,848,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,073,991.20 : 282,110,986.80 = 49,899,331.20 : x
  2. Step 2: Convert to fraction form
    188,073,991.20/282,110,986.80 = 49,899,331.20/x
  3. Step 3: Cross multiply
    188,073,991.20x = 282,110,986.80 × 49,899,331.20
  4. Step 4: Simplify right side
    188,073,991.20x = 14,077,149,565,492,030
  5. Step 5: Solve for x
    x = 14,077,149,565,492,030/188,073,991.20
  6. Step 6: Final answer
    x = 74,848,996.80

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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.