Home / 99,885,736.60-149,838,584.10-27,103,672.60

Finding the Fourth Proportional to 99,885,736.60, 149,838,584.10 and 27,103,672.60

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Solution

The fourth proportional to 99,885,736.60, 149,838,584.10 and 27,103,672.60 is: 40,658,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,885,736.60 : 149,838,584.10 = 27,103,672.60 : x
  2. Step 2: Convert to fraction form
    99,885,736.60/149,838,584.10 = 27,103,672.60/x
  3. Step 3: Cross multiply
    99,885,736.60x = 149,838,584.10 × 27,103,672.60
  4. Step 4: Simplify right side
    99,885,736.60x = 4,061,175,926,293,965.50
  5. Step 5: Solve for x
    x = 4,061,175,926,293,965.50/99,885,736.60
  6. Step 6: Final answer
    x = 40,658,216.72

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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.