Home / 13,268,781,574.75-19,905,967,644.57-4,304,270,868.82

Finding the Fourth Proportional to 13,268,781,574.75, 19,905,967,644.57 and 4,304,270,868.82

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Solution

The fourth proportional to 13,268,781,574.75, 19,905,967,644.57 and 4,304,270,868.82 is: 6,457,313,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268,781,574.75 : 19,905,967,644.57 = 4,304,270,868.82 : x
  2. Step 2: Convert to fraction form
    13,268,781,574.75/19,905,967,644.57 = 4,304,270,868.82/x
  3. Step 3: Cross multiply
    13,268,781,574.75x = 19,905,967,644.57 × 4,304,270,868.82
  4. Step 4: Simplify right side
    13,268,781,574.75x = 85,680,676,648,196,112,384
  5. Step 5: Solve for x
    x = 85,680,676,648,196,112,384/13,268,781,574.75
  6. Step 6: Final answer
    x = 6,457,313,067.18

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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.