Home / 325,724,648.60-488,586,972.90-274,706,312.60

Finding the Fourth Proportional to 325,724,648.60, 488,586,972.90 and 274,706,312.60

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Solution

The fourth proportional to 325,724,648.60, 488,586,972.90 and 274,706,312.60 is: 412,059,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,724,648.60 : 488,586,972.90 = 274,706,312.60 : x
  2. Step 2: Convert to fraction form
    325,724,648.60/488,586,972.90 = 274,706,312.60/x
  3. Step 3: Cross multiply
    325,724,648.60x = 488,586,972.90 × 274,706,312.60
  4. Step 4: Simplify right side
    325,724,648.60x = 134,217,925,709,755,136
  5. Step 5: Solve for x
    x = 134,217,925,709,755,136/325,724,648.60
  6. Step 6: Final answer
    x = 412,059,468.90

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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.