Home / 1,014,912,007.20-1,522,368,010.80-530,174,829.60

Finding the Fourth Proportional to 1,014,912,007.20, 1,522,368,010.80 and 530,174,829.60

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Solution

The fourth proportional to 1,014,912,007.20, 1,522,368,010.80 and 530,174,829.60 is: 795,262,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,912,007.20 : 1,522,368,010.80 = 530,174,829.60 : x
  2. Step 2: Convert to fraction form
    1,014,912,007.20/1,522,368,010.80 = 530,174,829.60/x
  3. Step 3: Cross multiply
    1,014,912,007.20x = 1,522,368,010.80 × 530,174,829.60
  4. Step 4: Simplify right side
    1,014,912,007.20x = 807,121,200,714,380,928
  5. Step 5: Solve for x
    x = 807,121,200,714,380,928/1,014,912,007.20
  6. Step 6: Final answer
    x = 795,262,244.40

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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.