Home / 744,624,437.96-1,027,548,563.28-426,856,877.12

Finding the Fourth Proportional to 744,624,437.96, 1,027,548,563.28 and 426,856,877.12

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Solution

The fourth proportional to 744,624,437.96, 1,027,548,563.28 and 426,856,877.12 is: 589,043,480.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,624,437.96 : 1,027,548,563.28 = 426,856,877.12 : x
  2. Step 2: Convert to fraction form
    744,624,437.96/1,027,548,563.28 = 426,856,877.12/x
  3. Step 3: Cross multiply
    744,624,437.96x = 1,027,548,563.28 × 426,856,877.12
  4. Step 4: Simplify right side
    744,624,437.96x = 438,616,170,810,843,520
  5. Step 5: Solve for x
    x = 438,616,170,810,843,520/744,624,437.96
  6. Step 6: Final answer
    x = 589,043,480.78

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1.5x scale

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.