Home / 744,624,441.96-1,027,548,568.80-426,856,881.12

Finding the Fourth Proportional to 744,624,441.96, 1,027,548,568.80 and 426,856,881.12

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Solution

The fourth proportional to 744,624,441.96, 1,027,548,568.80 and 426,856,881.12 is: 589,043,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,624,441.96 : 1,027,548,568.80 = 426,856,881.12 : x
  2. Step 2: Convert to fraction form
    744,624,441.96/1,027,548,568.80 = 426,856,881.12/x
  3. Step 3: Cross multiply
    744,624,441.96x = 1,027,548,568.80 × 426,856,881.12
  4. Step 4: Simplify right side
    744,624,441.96x = 438,616,177,277,287,744
  5. Step 5: Solve for x
    x = 438,616,177,277,287,744/744,624,441.96
  6. Step 6: Final answer
    x = 589,043,486.30

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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.