Home / 307,352,507.93-461,061,057.06-100,107,056.70

Finding the Fourth Proportional to 307,352,507.93, 461,061,057.06 and 100,107,056.70

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Solution

The fourth proportional to 307,352,507.93, 461,061,057.06 and 100,107,056.70 is: 150,171,103.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,352,507.93 : 461,061,057.06 = 100,107,056.70 : x
  2. Step 2: Convert to fraction form
    307,352,507.93/461,061,057.06 = 100,107,056.70/x
  3. Step 3: Cross multiply
    307,352,507.93x = 461,061,057.06 × 100,107,056.70
  4. Step 4: Simplify right side
    307,352,507.93x = 46,155,465,382,996,336
  5. Step 5: Solve for x
    x = 46,155,465,382,996,336/307,352,507.93
  6. Step 6: Final answer
    x = 150,171,103.84

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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.