Home / 325,559,233.60-488,905,720.80-172,504,225.60

Finding the Fourth Proportional to 325,559,233.60, 488,905,720.80 and 172,504,225.60

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Solution

The fourth proportional to 325,559,233.60, 488,905,720.80 and 172,504,225.60 is: 259,056,706.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,559,233.60 : 488,905,720.80 = 172,504,225.60 : x
  2. Step 2: Convert to fraction form
    325,559,233.60/488,905,720.80 = 172,504,225.60/x
  3. Step 3: Cross multiply
    325,559,233.60x = 488,905,720.80 × 172,504,225.60
  4. Step 4: Simplify right side
    325,559,233.60x = 84,338,302,758,013,808
  5. Step 5: Solve for x
    x = 84,338,302,758,013,808/325,559,233.60
  6. Step 6: Final answer
    x = 259,056,706.29

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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.