Home / 99,691,839,586.20-149,537,759,379.30-28,946,413,666.20

Finding the Fourth Proportional to 99,691,839,586.20, 149,537,759,379.30 and 28,946,413,666.20

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Solution

The fourth proportional to 99,691,839,586.20, 149,537,759,379.30 and 28,946,413,666.20 is: 43,419,620,499.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,691,839,586.20 : 149,537,759,379.30 = 28,946,413,666.20 : x
  2. Step 2: Convert to fraction form
    99,691,839,586.20/149,537,759,379.30 = 28,946,413,666.20/x
  3. Step 3: Cross multiply
    99,691,839,586.20x = 149,537,759,379.30 × 28,946,413,666.20
  4. Step 4: Simplify right side
    99,691,839,586.20x = 4,328,581,841,709,896,302,592
  5. Step 5: Solve for x
    x = 4,328,581,841,709,896,302,592/99,691,839,586.20
  6. Step 6: Final answer
    x = 43,419,620,499.30

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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.