Home / 51,825,385,817.35-71,519,296,895.90-28,962,905,101.51

Finding the Fourth Proportional to 51,825,385,817.35, 71,519,296,895.90 and 28,962,905,101.51

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Solution

The fourth proportional to 51,825,385,817.35, 71,519,296,895.90 and 28,962,905,101.51 is: 39,968,956,839.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,825,385,817.35 : 71,519,296,895.90 = 28,962,905,101.51 : x
  2. Step 2: Convert to fraction form
    51,825,385,817.35/71,519,296,895.90 = 28,962,905,101.51/x
  3. Step 3: Cross multiply
    51,825,385,817.35x = 71,519,296,895.90 × 28,962,905,101.51
  4. Step 4: Simplify right side
    51,825,385,817.35x = 2,071,406,608,922,670,006,272
  5. Step 5: Solve for x
    x = 2,071,406,608,922,670,006,272/51,825,385,817.35
  6. Step 6: Final answer
    x = 39,968,956,839.47

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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.