Home / 323,721,333.56-485,741,422.92-151,173,069.68

Finding the Fourth Proportional to 323,721,333.56, 485,741,422.92 and 151,173,069.68

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Solution

The fourth proportional to 323,721,333.56, 485,741,422.92 and 151,173,069.68 is: 226,834,052.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,721,333.56 : 485,741,422.92 = 151,173,069.68 : x
  2. Step 2: Convert to fraction form
    323,721,333.56/485,741,422.92 = 151,173,069.68/x
  3. Step 3: Cross multiply
    323,721,333.56x = 485,741,422.92 × 151,173,069.68
  4. Step 4: Simplify right side
    323,721,333.56x = 73,431,021,973,547,520
  5. Step 5: Solve for x
    x = 73,431,021,973,547,520/323,721,333.56
  6. Step 6: Final answer
    x = 226,834,052.50

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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.