Home / 295,488,008.20-443,232,012.30-142,433,000.20

Finding the Fourth Proportional to 295,488,008.20, 443,232,012.30 and 142,433,000.20

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Solution

The fourth proportional to 295,488,008.20, 443,232,012.30 and 142,433,000.20 is: 213,649,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,488,008.20 : 443,232,012.30 = 142,433,000.20 : x
  2. Step 2: Convert to fraction form
    295,488,008.20/443,232,012.30 = 142,433,000.20/x
  3. Step 3: Cross multiply
    295,488,008.20x = 443,232,012.30 × 142,433,000.20
  4. Step 4: Simplify right side
    295,488,008.20x = 63,130,865,296,572,296
  5. Step 5: Solve for x
    x = 63,130,865,296,572,296/295,488,008.20
  6. Step 6: Final answer
    x = 213,649,500.30

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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.