Home / 300,016,849.84-450,042,598.08-115,785,281.92

Finding the Fourth Proportional to 300,016,849.84, 450,042,598.08 and 115,785,281.92

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Solution

The fourth proportional to 300,016,849.84, 450,042,598.08 and 115,785,281.92 is: 173,684,608.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,016,849.84 : 450,042,598.08 = 115,785,281.92 : x
  2. Step 2: Convert to fraction form
    300,016,849.84/450,042,598.08 = 115,785,281.92/x
  3. Step 3: Cross multiply
    300,016,849.84x = 450,042,598.08 × 115,785,281.92
  4. Step 4: Simplify right side
    300,016,849.84x = 52,108,309,094,702,048
  5. Step 5: Solve for x
    x = 52,108,309,094,702,048/300,016,849.84
  6. Step 6: Final answer
    x = 173,684,608.46

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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.