Home / 1,123,102,448,813-1,684,594,340,713.80-368,386,617,127.84

Finding the Fourth Proportional to 1,123,102,448,813, 1,684,594,340,713.80 and 368,386,617,127.84

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Solution

The fourth proportional to 1,123,102,448,813, 1,684,594,340,713.80 and 368,386,617,127.84 is: 552,560,464,153.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,102,448,813 : 1,684,594,340,713.80 = 368,386,617,127.84 : x
  2. Step 2: Convert to fraction form
    1,123,102,448,813/1,684,594,340,713.80 = 368,386,617,127.84/x
  3. Step 3: Cross multiply
    1,123,102,448,813x = 1,684,594,340,713.80 × 368,386,617,127.84
  4. Step 4: Simplify right side
    1,123,102,448,813x = 620,582,010,408,260,790,648,832
  5. Step 5: Solve for x
    x = 620,582,010,408,260,790,648,832/1,123,102,448,813
  6. Step 6: Final answer
    x = 552,560,464,153.69

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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.