Home / 588,639,622,690.56-812,473,819,917.30-383,385,337,238.88

Finding the Fourth Proportional to 588,639,622,690.56, 812,473,819,917.30 and 383,385,337,238.88

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Solution

The fourth proportional to 588,639,622,690.56, 812,473,819,917.30 and 383,385,337,238.88 is: 529,170,204,382.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,639,622,690.56 : 812,473,819,917.30 = 383,385,337,238.88 : x
  2. Step 2: Convert to fraction form
    588,639,622,690.56/812,473,819,917.30 = 383,385,337,238.88/x
  3. Step 3: Cross multiply
    588,639,622,690.56x = 812,473,819,917.30 × 383,385,337,238.88
  4. Step 4: Simplify right side
    588,639,622,690.56x = 311,490,549,446,755,125,035,008
  5. Step 5: Solve for x
    x = 311,490,549,446,755,125,035,008/588,639,622,690.56
  6. Step 6: Final answer
    x = 529,170,204,382.42

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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.