Home / 579,444,184.20-869,166,276.30-443,395,288.20

Finding the Fourth Proportional to 579,444,184.20, 869,166,276.30 and 443,395,288.20

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Solution

The fourth proportional to 579,444,184.20, 869,166,276.30 and 443,395,288.20 is: 665,092,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,444,184.20 : 869,166,276.30 = 443,395,288.20 : x
  2. Step 2: Convert to fraction form
    579,444,184.20/869,166,276.30 = 443,395,288.20/x
  3. Step 3: Cross multiply
    579,444,184.20x = 869,166,276.30 × 443,395,288.20
  4. Step 4: Simplify right side
    579,444,184.20x = 385,384,231,573,759,296
  5. Step 5: Solve for x
    x = 385,384,231,573,759,296/579,444,184.20
  6. Step 6: Final answer
    x = 665,092,932.30

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Half scale
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Double scale
Find fourth proportional to 579,444,185.20, 869,166,277.80 and 443,395,289.20
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.