Home / 130,410,173.70-195,615,260.55-69,943,997.70

Finding the Fourth Proportional to 130,410,173.70, 195,615,260.55 and 69,943,997.70

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Solution

The fourth proportional to 130,410,173.70, 195,615,260.55 and 69,943,997.70 is: 104,915,996.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,410,173.70 : 195,615,260.55 = 69,943,997.70 : x
  2. Step 2: Convert to fraction form
    130,410,173.70/195,615,260.55 = 69,943,997.70/x
  3. Step 3: Cross multiply
    130,410,173.70x = 195,615,260.55 × 69,943,997.70
  4. Step 4: Simplify right side
    130,410,173.70x = 13,682,113,333,994,102
  5. Step 5: Solve for x
    x = 13,682,113,333,994,102/130,410,173.70
  6. Step 6: Final answer
    x = 104,915,996.55

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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.