Home / 3,930,771,007.80-5,896,156,511.70-3,631,463,436.60

Finding the Fourth Proportional to 3,930,771,007.80, 5,896,156,511.70 and 3,631,463,436.60

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Solution

The fourth proportional to 3,930,771,007.80, 5,896,156,511.70 and 3,631,463,436.60 is: 5,447,195,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930,771,007.80 : 5,896,156,511.70 = 3,631,463,436.60 : x
  2. Step 2: Convert to fraction form
    3,930,771,007.80/5,896,156,511.70 = 3,631,463,436.60/x
  3. Step 3: Cross multiply
    3,930,771,007.80x = 5,896,156,511.70 × 3,631,463,436.60
  4. Step 4: Simplify right side
    3,930,771,007.80x = 21,411,676,788,709,548,032
  5. Step 5: Solve for x
    x = 21,411,676,788,709,548,032/3,930,771,007.80
  6. Step 6: Final answer
    x = 5,447,195,154.90

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Double scale
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Similar ratio
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1.5x scale

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.