Home / 21,161,112,948.44-31,744,651,173.02-6,798,005,212.71

Finding the Fourth Proportional to 21,161,112,948.44, 31,744,651,173.02 and 6,798,005,212.71

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Solution

The fourth proportional to 21,161,112,948.44, 31,744,651,173.02 and 6,798,005,212.71 is: 10,197,965,706.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,161,112,948.44 : 31,744,651,173.02 = 6,798,005,212.71 : x
  2. Step 2: Convert to fraction form
    21,161,112,948.44/31,744,651,173.02 = 6,798,005,212.71/x
  3. Step 3: Cross multiply
    21,161,112,948.44x = 31,744,651,173.02 × 6,798,005,212.71
  4. Step 4: Simplify right side
    21,161,112,948.44x = 215,800,304,149,816,573,952
  5. Step 5: Solve for x
    x = 215,800,304,149,816,573,952/21,161,112,948.44
  6. Step 6: Final answer
    x = 10,197,965,706.04

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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.