Home / 130,407,631.80-195,611,447.70-97,883,442.60

Finding the Fourth Proportional to 130,407,631.80, 195,611,447.70 and 97,883,442.60

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Solution

The fourth proportional to 130,407,631.80, 195,611,447.70 and 97,883,442.60 is: 146,825,163.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,407,631.80 : 195,611,447.70 = 97,883,442.60 : x
  2. Step 2: Convert to fraction form
    130,407,631.80/195,611,447.70 = 97,883,442.60/x
  3. Step 3: Cross multiply
    130,407,631.80x = 195,611,447.70 × 97,883,442.60
  4. Step 4: Simplify right side
    130,407,631.80x = 19,147,121,912,845,848
  5. Step 5: Solve for x
    x = 19,147,121,912,845,848/130,407,631.80
  6. Step 6: Final answer
    x = 146,825,163.90

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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.