Home / 666,220,564.08-917,741,629.44-566,782,834.32

Finding the Fourth Proportional to 666,220,564.08, 917,741,629.44 and 566,782,834.32

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Solution

The fourth proportional to 666,220,564.08, 917,741,629.44 and 566,782,834.32 is: 780,762,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,220,564.08 : 917,741,629.44 = 566,782,834.32 : x
  2. Step 2: Convert to fraction form
    666,220,564.08/917,741,629.44 = 566,782,834.32/x
  3. Step 3: Cross multiply
    666,220,564.08x = 917,741,629.44 × 566,782,834.32
  4. Step 4: Simplify right side
    666,220,564.08x = 520,160,201,907,458,432
  5. Step 5: Solve for x
    x = 520,160,201,907,458,432/666,220,564.08
  6. Step 6: Final answer
    x = 780,762,753.29

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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.