Home / 681,197,742.80-1,021,796,614.20-466,206,894.80

Finding the Fourth Proportional to 681,197,742.80, 1,021,796,614.20 and 466,206,894.80

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Solution

The fourth proportional to 681,197,742.80, 1,021,796,614.20 and 466,206,894.80 is: 699,310,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,197,742.80 : 1,021,796,614.20 = 466,206,894.80 : x
  2. Step 2: Convert to fraction form
    681,197,742.80/1,021,796,614.20 = 466,206,894.80/x
  3. Step 3: Cross multiply
    681,197,742.80x = 1,021,796,614.20 × 466,206,894.80
  4. Step 4: Simplify right side
    681,197,742.80x = 476,368,626,623,335,616
  5. Step 5: Solve for x
    x = 476,368,626,623,335,616/681,197,742.80
  6. Step 6: Final answer
    x = 699,310,342.20

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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.