Home / 52,561,186,418.64-78,841,780,541.82-12,766,693,115.28

Finding the Fourth Proportional to 52,561,186,418.64, 78,841,780,541.82 and 12,766,693,115.28

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Solution

The fourth proportional to 52,561,186,418.64, 78,841,780,541.82 and 12,766,693,115.28 is: 19,150,039,894.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,561,186,418.64 : 78,841,780,541.82 = 12,766,693,115.28 : x
  2. Step 2: Convert to fraction form
    52,561,186,418.64/78,841,780,541.82 = 12,766,693,115.28/x
  3. Step 3: Cross multiply
    52,561,186,418.64x = 78,841,780,541.82 × 12,766,693,115.28
  4. Step 4: Simplify right side
    52,561,186,418.64x = 1,006,548,816,839,670,235,136
  5. Step 5: Solve for x
    x = 1,006,548,816,839,670,235,136/52,561,186,418.64
  6. Step 6: Final answer
    x = 19,150,039,894.89

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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.