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Finding the Fourth Proportional to 239,766,692.40, 336,013,491.60 and 239,766,692.40

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Solution

The fourth proportional to 239,766,692.40, 336,013,491.60 and 239,766,692.40 is: 336,013,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,766,692.40 : 336,013,491.60 = 239,766,692.40 : x
  2. Step 2: Convert to fraction form
    239,766,692.40/336,013,491.60 = 239,766,692.40/x
  3. Step 3: Cross multiply
    239,766,692.40x = 336,013,491.60 × 239,766,692.40
  4. Step 4: Simplify right side
    239,766,692.40x = 80,564,843,482,707,184
  5. Step 5: Solve for x
    x = 80,564,843,482,707,184/239,766,692.40
  6. Step 6: Final answer
    x = 336,013,491.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.