Home / 993,876,888.98-1,371,611,470.03-547,839,246.21

Finding the Fourth Proportional to 993,876,888.98, 1,371,611,470.03 and 547,839,246.21

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Solution

The fourth proportional to 993,876,888.98, 1,371,611,470.03 and 547,839,246.21 is: 756,051,984.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,876,888.98 : 1,371,611,470.03 = 547,839,246.21 : x
  2. Step 2: Convert to fraction form
    993,876,888.98/1,371,611,470.03 = 547,839,246.21/x
  3. Step 3: Cross multiply
    993,876,888.98x = 1,371,611,470.03 × 547,839,246.21
  4. Step 4: Simplify right side
    993,876,888.98x = 751,422,593,834,225,280
  5. Step 5: Solve for x
    x = 751,422,593,834,225,280/993,876,888.98
  6. Step 6: Final answer
    x = 756,051,984.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.