Home / 896,941,692.60-1,345,412,538.90-488,795,004.60

Finding the Fourth Proportional to 896,941,692.60, 1,345,412,538.90 and 488,795,004.60

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Solution

The fourth proportional to 896,941,692.60, 1,345,412,538.90 and 488,795,004.60 is: 733,192,506.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,941,692.60 : 1,345,412,538.90 = 488,795,004.60 : x
  2. Step 2: Convert to fraction form
    896,941,692.60/1,345,412,538.90 = 488,795,004.60/x
  3. Step 3: Cross multiply
    896,941,692.60x = 1,345,412,538.90 × 488,795,004.60
  4. Step 4: Simplify right side
    896,941,692.60x = 657,630,928,140,523,264
  5. Step 5: Solve for x
    x = 657,630,928,140,523,264/896,941,692.60
  6. Step 6: Final answer
    x = 733,192,506.90

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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.