Home / 209,844,327.60-314,766,491.40-73,515,495.60

Finding the Fourth Proportional to 209,844,327.60, 314,766,491.40 and 73,515,495.60

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Solution

The fourth proportional to 209,844,327.60, 314,766,491.40 and 73,515,495.60 is: 110,273,243.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,844,327.60 : 314,766,491.40 = 73,515,495.60 : x
  2. Step 2: Convert to fraction form
    209,844,327.60/314,766,491.40 = 73,515,495.60/x
  3. Step 3: Cross multiply
    209,844,327.60x = 314,766,491.40 × 73,515,495.60
  4. Step 4: Simplify right side
    209,844,327.60x = 23,140,214,613,544,136
  5. Step 5: Solve for x
    x = 23,140,214,613,544,136/209,844,327.60
  6. Step 6: Final answer
    x = 110,273,243.40

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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.