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Finding the Fourth Proportional to 99,462,573,008.55, 149,193,859,512.83 and 99,462,573,008.55

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Solution

The fourth proportional to 99,462,573,008.55, 149,193,859,512.83 and 99,462,573,008.55 is: 149,193,859,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,462,573,008.55 : 149,193,859,512.83 = 99,462,573,008.55 : x
  2. Step 2: Convert to fraction form
    99,462,573,008.55/149,193,859,512.83 = 99,462,573,008.55/x
  3. Step 3: Cross multiply
    99,462,573,008.55x = 149,193,859,512.83 × 99,462,573,008.55
  4. Step 4: Simplify right side
    99,462,573,008.55x = 14,839,205,144,222,205,214,720
  5. Step 5: Solve for x
    x = 14,839,205,144,222,205,214,720/99,462,573,008.55
  6. Step 6: Final answer
    x = 149,193,859,512.83

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Double scale
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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.