Home / 68,336,789,648.89-94,304,761,635.47-40,870,371,922.98

Finding the Fourth Proportional to 68,336,789,648.89, 94,304,761,635.47 and 40,870,371,922.98

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Solution

The fourth proportional to 68,336,789,648.89, 94,304,761,635.47 and 40,870,371,922.98 is: 56,401,108,421.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,336,789,648.89 : 94,304,761,635.47 = 40,870,371,922.98 : x
  2. Step 2: Convert to fraction form
    68,336,789,648.89/94,304,761,635.47 = 40,870,371,922.98/x
  3. Step 3: Cross multiply
    68,336,789,648.89x = 94,304,761,635.47 × 40,870,371,922.98
  4. Step 4: Simplify right side
    68,336,789,648.89x = 3,854,270,682,149,430,493,184
  5. Step 5: Solve for x
    x = 3,854,270,682,149,430,493,184/68,336,789,648.89
  6. Step 6: Final answer
    x = 56,401,108,421.29

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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.