Home / 655,189,630.20-981,508,986.90-363,534,809.40

Finding the Fourth Proportional to 655,189,630.20, 981,508,986.90 and 363,534,809.40

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Solution

The fourth proportional to 655,189,630.20, 981,508,986.90 and 363,534,809.40 is: 544,594,520.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,189,630.20 : 981,508,986.90 = 363,534,809.40 : x
  2. Step 2: Convert to fraction form
    655,189,630.20/981,508,986.90 = 363,534,809.40/x
  3. Step 3: Cross multiply
    655,189,630.20x = 981,508,986.90 × 363,534,809.40
  4. Step 4: Simplify right side
    655,189,630.20x = 356,812,682,477,078,592
  5. Step 5: Solve for x
    x = 356,812,682,477,078,592/655,189,630.20
  6. Step 6: Final answer
    x = 544,594,520.47

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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.