Home / 201,147,199.60-301,720,799.40-99,110,527.60

Finding the Fourth Proportional to 201,147,199.60, 301,720,799.40 and 99,110,527.60

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Solution

The fourth proportional to 201,147,199.60, 301,720,799.40 and 99,110,527.60 is: 148,665,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,147,199.60 : 301,720,799.40 = 99,110,527.60 : x
  2. Step 2: Convert to fraction form
    201,147,199.60/301,720,799.40 = 99,110,527.60/x
  3. Step 3: Cross multiply
    201,147,199.60x = 301,720,799.40 × 99,110,527.60
  4. Step 4: Simplify right side
    201,147,199.60x = 29,903,707,616,427,760
  5. Step 5: Solve for x
    x = 29,903,707,616,427,760/201,147,199.60
  6. Step 6: Final answer
    x = 148,665,791.40

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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.