Home / 1,449,982,039.60-2,174,973,059.40-898,984,010.80

Finding the Fourth Proportional to 1,449,982,039.60, 2,174,973,059.40 and 898,984,010.80

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Solution

The fourth proportional to 1,449,982,039.60, 2,174,973,059.40 and 898,984,010.80 is: 1,348,476,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,982,039.60 : 2,174,973,059.40 = 898,984,010.80 : x
  2. Step 2: Convert to fraction form
    1,449,982,039.60/2,174,973,059.40 = 898,984,010.80/x
  3. Step 3: Cross multiply
    1,449,982,039.60x = 2,174,973,059.40 × 898,984,010.80
  4. Step 4: Simplify right side
    1,449,982,039.60x = 1,955,266,004,321,358,592
  5. Step 5: Solve for x
    x = 1,955,266,004,321,358,592/1,449,982,039.60
  6. Step 6: Final answer
    x = 1,348,476,016.20

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Double scale
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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.