Home / 672,016,189.80-1,008,024,284.70-488,350,180.20

Finding the Fourth Proportional to 672,016,189.80, 1,008,024,284.70 and 488,350,180.20

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Solution

The fourth proportional to 672,016,189.80, 1,008,024,284.70 and 488,350,180.20 is: 732,525,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,016,189.80 : 1,008,024,284.70 = 488,350,180.20 : x
  2. Step 2: Convert to fraction form
    672,016,189.80/1,008,024,284.70 = 488,350,180.20/x
  3. Step 3: Cross multiply
    672,016,189.80x = 1,008,024,284.70 × 488,350,180.20
  4. Step 4: Simplify right side
    672,016,189.80x = 492,268,841,079,221,120
  5. Step 5: Solve for x
    x = 492,268,841,079,221,120/672,016,189.80
  6. Step 6: Final answer
    x = 732,525,270.30

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Double scale
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Similar ratio
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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.