Home / 367,501,124,473.20-551,251,686,709.80-143,836,739,449.20

Finding the Fourth Proportional to 367,501,124,473.20, 551,251,686,709.80 and 143,836,739,449.20

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Solution

The fourth proportional to 367,501,124,473.20, 551,251,686,709.80 and 143,836,739,449.20 is: 215,755,109,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,501,124,473.20 : 551,251,686,709.80 = 143,836,739,449.20 : x
  2. Step 2: Convert to fraction form
    367,501,124,473.20/551,251,686,709.80 = 143,836,739,449.20/x
  3. Step 3: Cross multiply
    367,501,124,473.20x = 551,251,686,709.80 × 143,836,739,449.20
  4. Step 4: Simplify right side
    367,501,124,473.20x = 79,290,245,232,209,543,823,360
  5. Step 5: Solve for x
    x = 79,290,245,232,209,543,823,360/367,501,124,473.20
  6. Step 6: Final answer
    x = 215,755,109,173.80

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Double scale
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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.