Home / 262,656,114.40-393,984,171.60-165,910,232.80

Finding the Fourth Proportional to 262,656,114.40, 393,984,171.60 and 165,910,232.80

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Solution

The fourth proportional to 262,656,114.40, 393,984,171.60 and 165,910,232.80 is: 248,865,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,656,114.40 : 393,984,171.60 = 165,910,232.80 : x
  2. Step 2: Convert to fraction form
    262,656,114.40/393,984,171.60 = 165,910,232.80/x
  3. Step 3: Cross multiply
    262,656,114.40x = 393,984,171.60 × 165,910,232.80
  4. Step 4: Simplify right side
    262,656,114.40x = 65,366,005,629,671,160
  5. Step 5: Solve for x
    x = 65,366,005,629,671,160/262,656,114.40
  6. Step 6: Final answer
    x = 248,865,349.20

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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.