Home / 752,078,312.55-1,128,117,468.83-752,078,312.55

Finding the Fourth Proportional to 752,078,312.55, 1,128,117,468.83 and 752,078,312.55

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Solution

The fourth proportional to 752,078,312.55, 1,128,117,468.83 and 752,078,312.55 is: 1,128,117,468.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,078,312.55 : 1,128,117,468.83 = 752,078,312.55 : x
  2. Step 2: Convert to fraction form
    752,078,312.55/1,128,117,468.83 = 752,078,312.55/x
  3. Step 3: Cross multiply
    752,078,312.55x = 1,128,117,468.83 × 752,078,312.55
  4. Step 4: Simplify right side
    752,078,312.55x = 848,432,682,312,083,200
  5. Step 5: Solve for x
    x = 848,432,682,312,083,200/752,078,312.55
  6. Step 6: Final answer
    x = 1,128,117,468.83

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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.