Home / 12,137,054,310,561-18,206,651,723,344-3,424,306,520,171.40

Finding the Fourth Proportional to 12,137,054,310,561, 18,206,651,723,344 and 3,424,306,520,171.40

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Solution

The fourth proportional to 12,137,054,310,561, 18,206,651,723,344 and 3,424,306,520,171.40 is: 5,136,761,739,006.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,137,054,310,561 : 18,206,651,723,344 = 3,424,306,520,171.40 : x
  2. Step 2: Convert to fraction form
    12,137,054,310,561/18,206,651,723,344 = 3,424,306,520,171.40/x
  3. Step 3: Cross multiply
    12,137,054,310,561x = 18,206,651,723,344 × 3,424,306,520,171.40
  4. Step 4: Simplify right side
    12,137,054,310,561x = 62,345,156,206,736,713,118,121,984
  5. Step 5: Solve for x
    x = 62,345,156,206,736,713,118,121,984/12,137,054,310,561
  6. Step 6: Final answer
    x = 5,136,761,739,006.75

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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.