Home / 443,232,021.20-621,545,196.40-443,232,021.20

Finding the Fourth Proportional to 443,232,021.20, 621,545,196.40 and 443,232,021.20

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Solution

The fourth proportional to 443,232,021.20, 621,545,196.40 and 443,232,021.20 is: 621,545,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,232,021.20 : 621,545,196.40 = 443,232,021.20 : x
  2. Step 2: Convert to fraction form
    443,232,021.20/621,545,196.40 = 443,232,021.20/x
  3. Step 3: Cross multiply
    443,232,021.20x = 621,545,196.40 × 443,232,021.20
  4. Step 4: Simplify right side
    443,232,021.20x = 275,488,733,667,522,944
  5. Step 5: Solve for x
    x = 275,488,733,667,522,944/443,232,021.20
  6. Step 6: Final answer
    x = 621,545,196.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.