Home / 762,912,002.20-1,144,368,003.30-188,483,330.20

Finding the Fourth Proportional to 762,912,002.20, 1,144,368,003.30 and 188,483,330.20

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Solution

The fourth proportional to 762,912,002.20, 1,144,368,003.30 and 188,483,330.20 is: 282,724,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,912,002.20 : 1,144,368,003.30 = 188,483,330.20 : x
  2. Step 2: Convert to fraction form
    762,912,002.20/1,144,368,003.30 = 188,483,330.20/x
  3. Step 3: Cross multiply
    762,912,002.20x = 1,144,368,003.30 × 188,483,330.20
  4. Step 4: Simplify right side
    762,912,002.20x = 215,694,292,236,308,576
  5. Step 5: Solve for x
    x = 215,694,292,236,308,576/762,912,002.20
  6. Step 6: Final answer
    x = 282,724,995.30

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Double scale
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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.