Home / 606,528,305.55-909,792,458.33-485,595,953.55

Finding the Fourth Proportional to 606,528,305.55, 909,792,458.33 and 485,595,953.55

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Solution

The fourth proportional to 606,528,305.55, 909,792,458.33 and 485,595,953.55 is: 728,393,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,528,305.55 : 909,792,458.33 = 485,595,953.55 : x
  2. Step 2: Convert to fraction form
    606,528,305.55/909,792,458.33 = 485,595,953.55/x
  3. Step 3: Cross multiply
    606,528,305.55x = 909,792,458.33 × 485,595,953.55
  4. Step 4: Simplify right side
    606,528,305.55x = 441,791,536,332,927,040
  5. Step 5: Solve for x
    x = 441,791,536,332,927,040/606,528,305.55
  6. Step 6: Final answer
    x = 728,393,930.33

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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.