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Finding the Fourth Proportional to 99,649,900.60, 149,474,850.90 and 95,823,525.40

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Solution

The fourth proportional to 99,649,900.60, 149,474,850.90 and 95,823,525.40 is: 143,735,288.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,649,900.60 : 149,474,850.90 = 95,823,525.40 : x
  2. Step 2: Convert to fraction form
    99,649,900.60/149,474,850.90 = 95,823,525.40/x
  3. Step 3: Cross multiply
    99,649,900.60x = 149,474,850.90 × 95,823,525.40
  4. Step 4: Simplify right side
    99,649,900.60x = 14,323,207,171,877,364
  5. Step 5: Solve for x
    x = 14,323,207,171,877,364/99,649,900.60
  6. Step 6: Final answer
    x = 143,735,288.10

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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.