Home / 174,961,128.60-262,441,692.90-129,611,496.60

Finding the Fourth Proportional to 174,961,128.60, 262,441,692.90 and 129,611,496.60

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Solution

The fourth proportional to 174,961,128.60, 262,441,692.90 and 129,611,496.60 is: 194,417,244.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,961,128.60 : 262,441,692.90 = 129,611,496.60 : x
  2. Step 2: Convert to fraction form
    174,961,128.60/262,441,692.90 = 129,611,496.60/x
  3. Step 3: Cross multiply
    174,961,128.60x = 262,441,692.90 × 129,611,496.60
  4. Step 4: Simplify right side
    174,961,128.60x = 34,015,460,587,006,592
  5. Step 5: Solve for x
    x = 34,015,460,587,006,592/174,961,128.60
  6. Step 6: Final answer
    x = 194,417,244.90

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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.