Home / 231,839,239.20-347,758,858.80-174,018,458.40

Finding the Fourth Proportional to 231,839,239.20, 347,758,858.80 and 174,018,458.40

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Solution

The fourth proportional to 231,839,239.20, 347,758,858.80 and 174,018,458.40 is: 261,027,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,839,239.20 : 347,758,858.80 = 174,018,458.40 : x
  2. Step 2: Convert to fraction form
    231,839,239.20/347,758,858.80 = 174,018,458.40/x
  3. Step 3: Cross multiply
    231,839,239.20x = 347,758,858.80 × 174,018,458.40
  4. Step 4: Simplify right side
    231,839,239.20x = 60,516,460,503,319,280
  5. Step 5: Solve for x
    x = 60,516,460,503,319,280/231,839,239.20
  6. Step 6: Final answer
    x = 261,027,687.60

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1.5x scale

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.