Home / 298,952,507.10-448,428,760.65-250,485,087.90

Finding the Fourth Proportional to 298,952,507.10, 448,428,760.65 and 250,485,087.90

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Solution

The fourth proportional to 298,952,507.10, 448,428,760.65 and 250,485,087.90 is: 375,727,631.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,952,507.10 : 448,428,760.65 = 250,485,087.90 : x
  2. Step 2: Convert to fraction form
    298,952,507.10/448,428,760.65 = 250,485,087.90/x
  3. Step 3: Cross multiply
    298,952,507.10x = 448,428,760.65 × 250,485,087.90
  4. Step 4: Simplify right side
    298,952,507.10x = 112,324,717,528,303,312
  5. Step 5: Solve for x
    x = 112,324,717,528,303,312/298,952,507.10
  6. Step 6: Final answer
    x = 375,727,631.85

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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.