Home / 103,411,540.98-155,115,982.80-34,356,097.44

Finding the Fourth Proportional to 103,411,540.98, 155,115,982.80 and 34,356,097.44

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Solution

The fourth proportional to 103,411,540.98, 155,115,982.80 and 34,356,097.44 is: 51,533,704.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,411,540.98 : 155,115,982.80 = 34,356,097.44 : x
  2. Step 2: Convert to fraction form
    103,411,540.98/155,115,982.80 = 34,356,097.44/x
  3. Step 3: Cross multiply
    103,411,540.98x = 155,115,982.80 × 34,356,097.44
  4. Step 4: Simplify right side
    103,411,540.98x = 5,329,179,819,578,164
  5. Step 5: Solve for x
    x = 5,329,179,819,578,164/103,411,540.98
  6. Step 6: Final answer
    x = 51,533,704.74

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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.