Home / 271,923,285.60-407,594,487.50-155,087,097.12

Finding the Fourth Proportional to 271,923,285.60, 407,594,487.50 and 155,087,097.12

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Solution

The fourth proportional to 271,923,285.60, 407,594,487.50 and 155,087,097.12 is: 232,464,997.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,923,285.60 : 407,594,487.50 = 155,087,097.12 : x
  2. Step 2: Convert to fraction form
    271,923,285.60/407,594,487.50 = 155,087,097.12/x
  3. Step 3: Cross multiply
    271,923,285.60x = 407,594,487.50 × 155,087,097.12
  4. Step 4: Simplify right side
    271,923,285.60x = 63,212,645,868,489,128
  5. Step 5: Solve for x
    x = 63,212,645,868,489,128/271,923,285.60
  6. Step 6: Final answer
    x = 232,464,997.36

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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.