Home / 10,880,596,872.90-16,320,895,309.35-3,986,557,013.70

Finding the Fourth Proportional to 10,880,596,872.90, 16,320,895,309.35 and 3,986,557,013.70

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Solution

The fourth proportional to 10,880,596,872.90, 16,320,895,309.35 and 3,986,557,013.70 is: 5,979,835,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,596,872.90 : 16,320,895,309.35 = 3,986,557,013.70 : x
  2. Step 2: Convert to fraction form
    10,880,596,872.90/16,320,895,309.35 = 3,986,557,013.70/x
  3. Step 3: Cross multiply
    10,880,596,872.90x = 16,320,895,309.35 × 3,986,557,013.70
  4. Step 4: Simplify right side
    10,880,596,872.90x = 65,064,179,665,352,671,232
  5. Step 5: Solve for x
    x = 65,064,179,665,352,671,232/10,880,596,872.90
  6. Step 6: Final answer
    x = 5,979,835,520.55

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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.