Home / 816,682,690,498.20-1,127,530,738,550.10-519,877,944,821.45

Finding the Fourth Proportional to 816,682,690,498.20, 1,127,530,738,550.10 and 519,877,944,821.45

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Solution

The fourth proportional to 816,682,690,498.20, 1,127,530,738,550.10 and 519,877,944,821.45 is: 717,755,341,089.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,682,690,498.20 : 1,127,530,738,550.10 = 519,877,944,821.45 : x
  2. Step 2: Convert to fraction form
    816,682,690,498.20/1,127,530,738,550.10 = 519,877,944,821.45/x
  3. Step 3: Cross multiply
    816,682,690,498.20x = 1,127,530,738,550.10 × 519,877,944,821.45
  4. Step 4: Simplify right side
    816,682,690,498.20x = 586,178,363,080,437,703,639,040
  5. Step 5: Solve for x
    x = 586,178,363,080,437,703,639,040/816,682,690,498.20
  6. Step 6: Final answer
    x = 717,755,341,089.51

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Double scale
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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.