Home / 99,664,999.70-149,497,499.55-65,227,622.90

Finding the Fourth Proportional to 99,664,999.70, 149,497,499.55 and 65,227,622.90

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Solution

The fourth proportional to 99,664,999.70, 149,497,499.55 and 65,227,622.90 is: 97,841,434.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,664,999.70 : 149,497,499.55 = 65,227,622.90 : x
  2. Step 2: Convert to fraction form
    99,664,999.70/149,497,499.55 = 65,227,622.90/x
  3. Step 3: Cross multiply
    99,664,999.70x = 149,497,499.55 × 65,227,622.90
  4. Step 4: Simplify right side
    99,664,999.70x = 9,751,366,525,140,320
  5. Step 5: Solve for x
    x = 9,751,366,525,140,320/99,664,999.70
  6. Step 6: Final answer
    x = 97,841,434.35

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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.