Home / 1,092,168,022.40-1,638,252,033.60-724,836,003.20

Finding the Fourth Proportional to 1,092,168,022.40, 1,638,252,033.60 and 724,836,003.20

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Solution

The fourth proportional to 1,092,168,022.40, 1,638,252,033.60 and 724,836,003.20 is: 1,087,254,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,168,022.40 : 1,638,252,033.60 = 724,836,003.20 : x
  2. Step 2: Convert to fraction form
    1,092,168,022.40/1,638,252,033.60 = 724,836,003.20/x
  3. Step 3: Cross multiply
    1,092,168,022.40x = 1,638,252,033.60 × 724,836,003.20
  4. Step 4: Simplify right side
    1,092,168,022.40x = 1,187,464,056,268,896,000
  5. Step 5: Solve for x
    x = 1,187,464,056,268,896,000/1,092,168,022.40
  6. Step 6: Final answer
    x = 1,087,254,004.80

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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.