Home / 269,033,421.60-403,550,132.40-203,985,043.20

Finding the Fourth Proportional to 269,033,421.60, 403,550,132.40 and 203,985,043.20

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Solution

The fourth proportional to 269,033,421.60, 403,550,132.40 and 203,985,043.20 is: 305,977,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,033,421.60 : 403,550,132.40 = 203,985,043.20 : x
  2. Step 2: Convert to fraction form
    269,033,421.60/403,550,132.40 = 203,985,043.20/x
  3. Step 3: Cross multiply
    269,033,421.60x = 403,550,132.40 × 203,985,043.20
  4. Step 4: Simplify right side
    269,033,421.60x = 82,318,191,190,979,712
  5. Step 5: Solve for x
    x = 82,318,191,190,979,712/269,033,421.60
  6. Step 6: Final answer
    x = 305,977,564.80

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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.