Home / 545,930,423.32-753,383,928.54-298,412,766.04

Finding the Fourth Proportional to 545,930,423.32, 753,383,928.54 and 298,412,766.04

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Solution

The fourth proportional to 545,930,423.32, 753,383,928.54 and 298,412,766.04 is: 411,809,586.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,930,423.32 : 753,383,928.54 = 298,412,766.04 : x
  2. Step 2: Convert to fraction form
    545,930,423.32/753,383,928.54 = 298,412,766.04/x
  3. Step 3: Cross multiply
    545,930,423.32x = 753,383,928.54 × 298,412,766.04
  4. Step 4: Simplify right side
    545,930,423.32x = 224,819,382,005,703,104
  5. Step 5: Solve for x
    x = 224,819,382,005,703,104/545,930,423.32
  6. Step 6: Final answer
    x = 411,809,586.72

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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.