Home / 625,707,887.27-863,471,293.32-343,441,968.64

Finding the Fourth Proportional to 625,707,887.27, 863,471,293.32 and 343,441,968.64

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Solution

The fourth proportional to 625,707,887.27, 863,471,293.32 and 343,441,968.64 is: 473,946,847.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,707,887.27 : 863,471,293.32 = 343,441,968.64 : x
  2. Step 2: Convert to fraction form
    625,707,887.27/863,471,293.32 = 343,441,968.64/x
  3. Step 3: Cross multiply
    625,707,887.27x = 863,471,293.32 × 343,441,968.64
  4. Step 4: Simplify right side
    625,707,887.27x = 296,552,280,841,087,168
  5. Step 5: Solve for x
    x = 296,552,280,841,087,168/625,707,887.27
  6. Step 6: Final answer
    x = 473,946,847.85

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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.