Home / 545,930,422.32-753,383,927.16-298,412,765.04

Finding the Fourth Proportional to 545,930,422.32, 753,383,927.16 and 298,412,765.04

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Solution

The fourth proportional to 545,930,422.32, 753,383,927.16 and 298,412,765.04 is: 411,809,585.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,930,422.32 : 753,383,927.16 = 298,412,765.04 : x
  2. Step 2: Convert to fraction form
    545,930,422.32/753,383,927.16 = 298,412,765.04/x
  3. Step 3: Cross multiply
    545,930,422.32x = 753,383,927.16 × 298,412,765.04
  4. Step 4: Simplify right side
    545,930,422.32x = 224,819,380,840,509,568
  5. Step 5: Solve for x
    x = 224,819,380,840,509,568/545,930,422.32
  6. Step 6: Final answer
    x = 411,809,585.34

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1.5x scale

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.