Home / 539,367,276.30-809,050,914.45-233,257,260.30

Finding the Fourth Proportional to 539,367,276.30, 809,050,914.45 and 233,257,260.30

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Solution

The fourth proportional to 539,367,276.30, 809,050,914.45 and 233,257,260.30 is: 349,885,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,367,276.30 : 809,050,914.45 = 233,257,260.30 : x
  2. Step 2: Convert to fraction form
    539,367,276.30/809,050,914.45 = 233,257,260.30/x
  3. Step 3: Cross multiply
    539,367,276.30x = 809,050,914.45 × 233,257,260.30
  4. Step 4: Simplify right side
    539,367,276.30x = 188,716,999,747,816,704
  5. Step 5: Solve for x
    x = 188,716,999,747,816,704/539,367,276.30
  6. Step 6: Final answer
    x = 349,885,890.45

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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.