Home / 3,639,382,996,178.40-5,022,506,408,574-2,015,413,161,412.80

Finding the Fourth Proportional to 3,639,382,996,178.40, 5,022,506,408,574 and 2,015,413,161,412.80

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Solution

The fourth proportional to 3,639,382,996,178.40, 5,022,506,408,574 and 2,015,413,161,412.80 is: 2,781,357,589,940.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,382,996,178.40 : 5,022,506,408,574 = 2,015,413,161,412.80 : x
  2. Step 2: Convert to fraction form
    3,639,382,996,178.40/5,022,506,408,574 = 2,015,413,161,412.80/x
  3. Step 3: Cross multiply
    3,639,382,996,178.40x = 5,022,506,408,574 × 2,015,413,161,412.80
  4. Step 4: Simplify right side
    3,639,382,996,178.40x = 10,122,425,519,120,173,894,729,728
  5. Step 5: Solve for x
    x = 10,122,425,519,120,173,894,729,728/3,639,382,996,178.40
  6. Step 6: Final answer
    x = 2,781,357,589,940.22

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Double scale
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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.