Home / 201,147,195.60-301,720,793.40-99,110,523.60

Finding the Fourth Proportional to 201,147,195.60, 301,720,793.40 and 99,110,523.60

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Solution

The fourth proportional to 201,147,195.60, 301,720,793.40 and 99,110,523.60 is: 148,665,785.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,147,195.60 : 301,720,793.40 = 99,110,523.60 : x
  2. Step 2: Convert to fraction form
    201,147,195.60/301,720,793.40 = 99,110,523.60/x
  3. Step 3: Cross multiply
    201,147,195.60x = 301,720,793.40 × 99,110,523.60
  4. Step 4: Simplify right side
    201,147,195.60x = 29,903,705,814,881,420
  5. Step 5: Solve for x
    x = 29,903,705,814,881,420/201,147,195.60
  6. Step 6: Final answer
    x = 148,665,785.40

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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.