Home / 1,573,320,929.56-2,171,175,312.72-868,466,745.46

Finding the Fourth Proportional to 1,573,320,929.56, 2,171,175,312.72 and 868,466,745.46

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Solution

The fourth proportional to 1,573,320,929.56, 2,171,175,312.72 and 868,466,745.46 is: 1,198,479,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,320,929.56 : 2,171,175,312.72 = 868,466,745.46 : x
  2. Step 2: Convert to fraction form
    1,573,320,929.56/2,171,175,312.72 = 868,466,745.46/x
  3. Step 3: Cross multiply
    1,573,320,929.56x = 2,171,175,312.72 × 868,466,745.46
  4. Step 4: Simplify right side
    1,573,320,929.56x = 1,885,593,557,647,596,800
  5. Step 5: Solve for x
    x = 1,885,593,557,647,596,800/1,573,320,929.56
  6. Step 6: Final answer
    x = 1,198,479,930.07

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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.