Home / 1,638,149,025.80-2,457,223,538.70-602,795,669.60

Finding the Fourth Proportional to 1,638,149,025.80, 2,457,223,538.70 and 602,795,669.60

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Solution

The fourth proportional to 1,638,149,025.80, 2,457,223,538.70 and 602,795,669.60 is: 904,193,504.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,638,149,025.80 : 2,457,223,538.70 = 602,795,669.60 : x
  2. Step 2: Convert to fraction form
    1,638,149,025.80/2,457,223,538.70 = 602,795,669.60/x
  3. Step 3: Cross multiply
    1,638,149,025.80x = 2,457,223,538.70 × 602,795,669.60
  4. Step 4: Simplify right side
    1,638,149,025.80x = 1,481,203,708,367,547,904
  5. Step 5: Solve for x
    x = 1,481,203,708,367,547,904/1,638,149,025.80
  6. Step 6: Final answer
    x = 904,193,504.40

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Double scale
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Similar ratio
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1.5x scale

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.