Home / 66,432,196.20-99,648,294.30-30,530,404.20

Finding the Fourth Proportional to 66,432,196.20, 99,648,294.30 and 30,530,404.20

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Solution

The fourth proportional to 66,432,196.20, 99,648,294.30 and 30,530,404.20 is: 45,795,606.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,196.20 : 99,648,294.30 = 30,530,404.20 : x
  2. Step 2: Convert to fraction form
    66,432,196.20/99,648,294.30 = 30,530,404.20/x
  3. Step 3: Cross multiply
    66,432,196.20x = 99,648,294.30 × 30,530,404.20
  4. Step 4: Simplify right side
    66,432,196.20x = 3,042,302,702,819,556
  5. Step 5: Solve for x
    x = 3,042,302,702,819,556/66,432,196.20
  6. Step 6: Final answer
    x = 45,795,606.30

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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.