Home / 77,863,487.90-116,803,227.89-29,382,142.94

Finding the Fourth Proportional to 77,863,487.90, 116,803,227.89 and 29,382,142.94

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Solution

The fourth proportional to 77,863,487.90, 116,803,227.89 and 29,382,142.94 is: 44,076,231.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,863,487.90 : 116,803,227.89 = 29,382,142.94 : x
  2. Step 2: Convert to fraction form
    77,863,487.90/116,803,227.89 = 29,382,142.94/x
  3. Step 3: Cross multiply
    77,863,487.90x = 116,803,227.89 × 29,382,142.94
  4. Step 4: Simplify right side
    77,863,487.90x = 3,431,929,137,717,375
  5. Step 5: Solve for x
    x = 3,431,929,137,717,375/77,863,487.90
  6. Step 6: Final answer
    x = 44,076,231.75

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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.