Home / 155,832,857,161.65-233,784,532,347.16-84,120,832,056.56

Finding the Fourth Proportional to 155,832,857,161.65, 233,784,532,347.16 and 84,120,832,056.56

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Solution

The fourth proportional to 155,832,857,161.65, 233,784,532,347.16 and 84,120,832,056.56 is: 126,200,274,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,832,857,161.65 : 233,784,532,347.16 = 84,120,832,056.56 : x
  2. Step 2: Convert to fraction form
    155,832,857,161.65/233,784,532,347.16 = 84,120,832,056.56/x
  3. Step 3: Cross multiply
    155,832,857,161.65x = 233,784,532,347.16 × 84,120,832,056.56
  4. Step 4: Simplify right side
    155,832,857,161.65x = 19,666,149,382,995,696,418,816
  5. Step 5: Solve for x
    x = 19,666,149,382,995,696,418,816/155,832,857,161.65
  6. Step 6: Final answer
    x = 126,200,274,712.25

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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.