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Finding the Fourth Proportional to 173,868,002.40, 260,802,003.60 and 160,729,672.80

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Solution

The fourth proportional to 173,868,002.40, 260,802,003.60 and 160,729,672.80 is: 241,094,509.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,002.40 : 260,802,003.60 = 160,729,672.80 : x
  2. Step 2: Convert to fraction form
    173,868,002.40/260,802,003.60 = 160,729,672.80/x
  3. Step 3: Cross multiply
    173,868,002.40x = 260,802,003.60 × 160,729,672.80
  4. Step 4: Simplify right side
    173,868,002.40x = 41,918,620,704,212,424
  5. Step 5: Solve for x
    x = 41,918,620,704,212,424/173,868,002.40
  6. Step 6: Final answer
    x = 241,094,509.20

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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.