Home / 1,761,463,299.40-2,642,194,949.10-1,180,988,009.80

Finding the Fourth Proportional to 1,761,463,299.40, 2,642,194,949.10 and 1,180,988,009.80

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Solution

The fourth proportional to 1,761,463,299.40, 2,642,194,949.10 and 1,180,988,009.80 is: 1,771,482,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,463,299.40 : 2,642,194,949.10 = 1,180,988,009.80 : x
  2. Step 2: Convert to fraction form
    1,761,463,299.40/2,642,194,949.10 = 1,180,988,009.80/x
  3. Step 3: Cross multiply
    1,761,463,299.40x = 2,642,194,949.10 × 1,180,988,009.80
  4. Step 4: Simplify right side
    1,761,463,299.40x = 3,120,400,554,441,221,120
  5. Step 5: Solve for x
    x = 3,120,400,554,441,221,120/1,761,463,299.40
  6. Step 6: Final answer
    x = 1,771,482,014.70

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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.