Home / 1,174,024,068.80-1,761,036,103.20-664,416,132.80

Finding the Fourth Proportional to 1,174,024,068.80, 1,761,036,103.20 and 664,416,132.80

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Solution

The fourth proportional to 1,174,024,068.80, 1,761,036,103.20 and 664,416,132.80 is: 996,624,199.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,024,068.80 : 1,761,036,103.20 = 664,416,132.80 : x
  2. Step 2: Convert to fraction form
    1,174,024,068.80/1,761,036,103.20 = 664,416,132.80/x
  3. Step 3: Cross multiply
    1,174,024,068.80x = 1,761,036,103.20 × 664,416,132.80
  4. Step 4: Simplify right side
    1,174,024,068.80x = 1,170,060,797,409,325,568
  5. Step 5: Solve for x
    x = 1,170,060,797,409,325,568/1,174,024,068.80
  6. Step 6: Final answer
    x = 996,624,199.20

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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.