Home / 828,748,668.92-1,143,700,231.82-452,425,322.88

Finding the Fourth Proportional to 828,748,668.92, 1,143,700,231.82 and 452,425,322.88

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Solution

The fourth proportional to 828,748,668.92, 1,143,700,231.82 and 452,425,322.88 is: 624,361,722.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,748,668.92 : 1,143,700,231.82 = 452,425,322.88 : x
  2. Step 2: Convert to fraction form
    828,748,668.92/1,143,700,231.82 = 452,425,322.88/x
  3. Step 3: Cross multiply
    828,748,668.92x = 1,143,700,231.82 × 452,425,322.88
  4. Step 4: Simplify right side
    828,748,668.92x = 517,438,946,656,832,256
  5. Step 5: Solve for x
    x = 517,438,946,656,832,256/828,748,668.92
  6. Step 6: Final answer
    x = 624,361,722.76

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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.