Home / 1,036,887,157.38-1,555,332,313.35-423,471,383.10

Finding the Fourth Proportional to 1,036,887,157.38, 1,555,332,313.35 and 423,471,383.10

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Solution

The fourth proportional to 1,036,887,157.38, 1,555,332,313.35 and 423,471,383.10 is: 635,207,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,887,157.38 : 1,555,332,313.35 = 423,471,383.10 : x
  2. Step 2: Convert to fraction form
    1,036,887,157.38/1,555,332,313.35 = 423,471,383.10/x
  3. Step 3: Cross multiply
    1,036,887,157.38x = 1,555,332,313.35 × 423,471,383.10
  4. Step 4: Simplify right side
    1,036,887,157.38x = 658,638,725,914,447,104
  5. Step 5: Solve for x
    x = 658,638,725,914,447,104/1,036,887,157.38
  6. Step 6: Final answer
    x = 635,207,718.82

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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.