Home / 363,969,696.80-545,954,545.20-202,411,632.80

Finding the Fourth Proportional to 363,969,696.80, 545,954,545.20 and 202,411,632.80

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Solution

The fourth proportional to 363,969,696.80, 545,954,545.20 and 202,411,632.80 is: 303,617,449.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,969,696.80 : 545,954,545.20 = 202,411,632.80 : x
  2. Step 2: Convert to fraction form
    363,969,696.80/545,954,545.20 = 202,411,632.80/x
  3. Step 3: Cross multiply
    363,969,696.80x = 545,954,545.20 × 202,411,632.80
  4. Step 4: Simplify right side
    363,969,696.80x = 110,507,550,928,513,424
  5. Step 5: Solve for x
    x = 110,507,550,928,513,424/363,969,696.80
  6. Step 6: Final answer
    x = 303,617,449.20

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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.