Home / 231,839,247.20-347,758,870.80-174,018,466.40

Finding the Fourth Proportional to 231,839,247.20, 347,758,870.80 and 174,018,466.40

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Solution

The fourth proportional to 231,839,247.20, 347,758,870.80 and 174,018,466.40 is: 261,027,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,839,247.20 : 347,758,870.80 = 174,018,466.40 : x
  2. Step 2: Convert to fraction form
    231,839,247.20/347,758,870.80 = 174,018,466.40/x
  3. Step 3: Cross multiply
    231,839,247.20x = 347,758,870.80 × 174,018,466.40
  4. Step 4: Simplify right side
    231,839,247.20x = 60,516,465,373,611,744
  5. Step 5: Solve for x
    x = 60,516,465,373,611,744/231,839,247.20
  6. Step 6: Final answer
    x = 261,027,699.60

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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.