Home / 1,127,592,528.52-1,555,728,957.30-657,361,004.68

Finding the Fourth Proportional to 1,127,592,528.52, 1,555,728,957.30 and 657,361,004.68

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Solution

The fourth proportional to 1,127,592,528.52, 1,555,728,957.30 and 657,361,004.68 is: 906,954,883.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,592,528.52 : 1,555,728,957.30 = 657,361,004.68 : x
  2. Step 2: Convert to fraction form
    1,127,592,528.52/1,555,728,957.30 = 657,361,004.68/x
  3. Step 3: Cross multiply
    1,127,592,528.52x = 1,555,728,957.30 × 657,361,004.68
  4. Step 4: Simplify right side
    1,127,592,528.52x = 1,022,675,550,380,496,768
  5. Step 5: Solve for x
    x = 1,022,675,550,380,496,768/1,127,592,528.52
  6. Step 6: Final answer
    x = 906,954,883.54

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.