Home / 1,960,403,398.56-2,705,277,972.57-1,068,311,111.43

Finding the Fourth Proportional to 1,960,403,398.56, 2,705,277,972.57 and 1,068,311,111.43

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Solution

The fourth proportional to 1,960,403,398.56, 2,705,277,972.57 and 1,068,311,111.43 is: 1,474,226,437.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,403,398.56 : 2,705,277,972.57 = 1,068,311,111.43 : x
  2. Step 2: Convert to fraction form
    1,960,403,398.56/2,705,277,972.57 = 1,068,311,111.43/x
  3. Step 3: Cross multiply
    1,960,403,398.56x = 2,705,277,972.57 × 1,068,311,111.43
  4. Step 4: Simplify right side
    1,960,403,398.56x = 2,890,078,517,603,353,600
  5. Step 5: Solve for x
    x = 2,890,078,517,603,353,600/1,960,403,398.56
  6. Step 6: Final answer
    x = 1,474,226,437.13

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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.