Home / 103,339,968.22-154,956,128.56-48,737,893.06

Finding the Fourth Proportional to 103,339,968.22, 154,956,128.56 and 48,737,893.06

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Solution

The fourth proportional to 103,339,968.22, 154,956,128.56 and 48,737,893.06 is: 73,081,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,339,968.22 : 154,956,128.56 = 48,737,893.06 : x
  2. Step 2: Convert to fraction form
    103,339,968.22/154,956,128.56 = 48,737,893.06/x
  3. Step 3: Cross multiply
    103,339,968.22x = 154,956,128.56 × 48,737,893.06
  4. Step 4: Simplify right side
    103,339,968.22x = 7,552,235,221,730,422
  5. Step 5: Solve for x
    x = 7,552,235,221,730,422/103,339,968.22
  6. Step 6: Final answer
    x = 73,081,454.85

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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.