Home / 98,321,917.78-147,489,962.64-37,737,643.78

Finding the Fourth Proportional to 98,321,917.78, 147,489,962.64 and 37,737,643.78

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Solution

The fourth proportional to 98,321,917.78, 147,489,962.64 and 37,737,643.78 is: 56,609,185.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,321,917.78 : 147,489,962.64 = 37,737,643.78 : x
  2. Step 2: Convert to fraction form
    98,321,917.78/147,489,962.64 = 37,737,643.78/x
  3. Step 3: Cross multiply
    98,321,917.78x = 147,489,962.64 × 37,737,643.78
  4. Step 4: Simplify right side
    98,321,917.78x = 5,565,923,671,233,828
  5. Step 5: Solve for x
    x = 5,565,923,671,233,828/98,321,917.78
  6. Step 6: Final answer
    x = 56,609,185.39

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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.