Home / 746,936,458.80-1,120,404,688.20-475,510,513.20

Finding the Fourth Proportional to 746,936,458.80, 1,120,404,688.20 and 475,510,513.20

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Solution

The fourth proportional to 746,936,458.80, 1,120,404,688.20 and 475,510,513.20 is: 713,265,769.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,936,458.80 : 1,120,404,688.20 = 475,510,513.20 : x
  2. Step 2: Convert to fraction form
    746,936,458.80/1,120,404,688.20 = 475,510,513.20/x
  3. Step 3: Cross multiply
    746,936,458.80x = 1,120,404,688.20 × 475,510,513.20
  4. Step 4: Simplify right side
    746,936,458.80x = 532,764,208,277,667,968
  5. Step 5: Solve for x
    x = 532,764,208,277,667,968/746,936,458.80
  6. Step 6: Final answer
    x = 713,265,769.80

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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.