Home / 1,984,418,713.14-2,976,628,068.72-740,946,285.78

Finding the Fourth Proportional to 1,984,418,713.14, 2,976,628,068.72 and 740,946,285.78

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Solution

The fourth proportional to 1,984,418,713.14, 2,976,628,068.72 and 740,946,285.78 is: 1,111,419,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,418,713.14 : 2,976,628,068.72 = 740,946,285.78 : x
  2. Step 2: Convert to fraction form
    1,984,418,713.14/2,976,628,068.72 = 740,946,285.78/x
  3. Step 3: Cross multiply
    1,984,418,713.14x = 2,976,628,068.72 × 740,946,285.78
  4. Step 4: Simplify right side
    1,984,418,713.14x = 2,205,521,511,666,578,432
  5. Step 5: Solve for x
    x = 2,205,521,511,666,578,432/1,984,418,713.14
  6. Step 6: Final answer
    x = 1,111,419,428.30

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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.