Home / 443,745,214.94-664,322,651.84-258,946,397.66

Finding the Fourth Proportional to 443,745,214.94, 664,322,651.84 and 258,946,397.66

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Solution

The fourth proportional to 443,745,214.94, 664,322,651.84 and 258,946,397.66 is: 387,663,802.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,745,214.94 : 664,322,651.84 = 258,946,397.66 : x
  2. Step 2: Convert to fraction form
    443,745,214.94/664,322,651.84 = 258,946,397.66/x
  3. Step 3: Cross multiply
    443,745,214.94x = 664,322,651.84 × 258,946,397.66
  4. Step 4: Simplify right side
    443,745,214.94x = 172,023,957,577,906,368
  5. Step 5: Solve for x
    x = 172,023,957,577,906,368/443,745,214.94
  6. Step 6: Final answer
    x = 387,663,802.98

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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.