Home / 255,979,477.56-353,251,450.80-144,493,784.76

Finding the Fourth Proportional to 255,979,477.56, 353,251,450.80 and 144,493,784.76

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Solution

The fourth proportional to 255,979,477.56, 353,251,450.80 and 144,493,784.76 is: 199,401,294.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,979,477.56 : 353,251,450.80 = 144,493,784.76 : x
  2. Step 2: Convert to fraction form
    255,979,477.56/353,251,450.80 = 144,493,784.76/x
  3. Step 3: Cross multiply
    255,979,477.56x = 353,251,450.80 × 144,493,784.76
  4. Step 4: Simplify right side
    255,979,477.56x = 51,042,639,098,052,928
  5. Step 5: Solve for x
    x = 51,042,639,098,052,928/255,979,477.56
  6. Step 6: Final answer
    x = 199,401,294.14

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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.