Home / 1,264,171,692.20-1,894,982,079.90-574,573,850.60

Finding the Fourth Proportional to 1,264,171,692.20, 1,894,982,079.90 and 574,573,850.60

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Solution

The fourth proportional to 1,264,171,692.20, 1,894,982,079.90 and 574,573,850.60 is: 861,281,072.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,171,692.20 : 1,894,982,079.90 = 574,573,850.60 : x
  2. Step 2: Convert to fraction form
    1,264,171,692.20/1,894,982,079.90 = 574,573,850.60/x
  3. Step 3: Cross multiply
    1,264,171,692.20x = 1,894,982,079.90 × 574,573,850.60
  4. Step 4: Simplify right side
    1,264,171,692.20x = 1,088,807,150,466,139,904
  5. Step 5: Solve for x
    x = 1,088,807,150,466,139,904/1,264,171,692.20
  6. Step 6: Final answer
    x = 861,281,072.17

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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.