Home / 968,650,320-1,336,737,090.06-528,617,172

Finding the Fourth Proportional to 968,650,320, 1,336,737,090.06 and 528,617,172

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Solution

The fourth proportional to 968,650,320, 1,336,737,090.06 and 528,617,172 is: 729,491,505.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,650,320 : 1,336,737,090.06 = 528,617,172 : x
  2. Step 2: Convert to fraction form
    968,650,320/1,336,737,090.06 = 528,617,172/x
  3. Step 3: Cross multiply
    968,650,320x = 1,336,737,090.06 × 528,617,172
  4. Step 4: Simplify right side
    968,650,320x = 706,622,180,255,026,432
  5. Step 5: Solve for x
    x = 706,622,180,255,026,432/968,650,320
  6. Step 6: Final answer
    x = 729,491,505.52

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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.