Home / 682,558,312,044.80-941,922,966,714.33-369,690,912,922.20

Finding the Fourth Proportional to 682,558,312,044.80, 941,922,966,714.33 and 369,690,912,922.20

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Solution

The fourth proportional to 682,558,312,044.80, 941,922,966,714.33 and 369,690,912,922.20 is: 510,169,395,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,558,312,044.80 : 941,922,966,714.33 = 369,690,912,922.20 : x
  2. Step 2: Convert to fraction form
    682,558,312,044.80/941,922,966,714.33 = 369,690,912,922.20/x
  3. Step 3: Cross multiply
    682,558,312,044.80x = 941,922,966,714.33 × 369,690,912,922.20
  4. Step 4: Simplify right side
    682,558,312,044.80x = 348,220,361,467,007,642,632,192
  5. Step 5: Solve for x
    x = 348,220,361,467,007,642,632,192/682,558,312,044.80
  6. Step 6: Final answer
    x = 510,169,395,525.80

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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.