Home / 140,626,625,886.84-194,081,380,672.88-83,534,161,949.04

Finding the Fourth Proportional to 140,626,625,886.84, 194,081,380,672.88 and 83,534,161,949.04

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Solution

The fourth proportional to 140,626,625,886.84, 194,081,380,672.88 and 83,534,161,949.04 is: 115,287,026,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,626,625,886.84 : 194,081,380,672.88 = 83,534,161,949.04 : x
  2. Step 2: Convert to fraction form
    140,626,625,886.84/194,081,380,672.88 = 83,534,161,949.04/x
  3. Step 3: Cross multiply
    140,626,625,886.84x = 194,081,380,672.88 × 83,534,161,949.04
  4. Step 4: Simplify right side
    140,626,625,886.84x = 16,212,425,484,421,637,865,472
  5. Step 5: Solve for x
    x = 16,212,425,484,421,637,865,472/140,626,625,886.84
  6. Step 6: Final answer
    x = 115,287,026,067.65

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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.