Home / 201,060,142.40-301,590,213.60-124,532,638.40

Finding the Fourth Proportional to 201,060,142.40, 301,590,213.60 and 124,532,638.40

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Solution

The fourth proportional to 201,060,142.40, 301,590,213.60 and 124,532,638.40 is: 186,798,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,060,142.40 : 301,590,213.60 = 124,532,638.40 : x
  2. Step 2: Convert to fraction form
    201,060,142.40/301,590,213.60 = 124,532,638.40/x
  3. Step 3: Cross multiply
    201,060,142.40x = 301,590,213.60 × 124,532,638.40
  4. Step 4: Simplify right side
    201,060,142.40x = 37,557,825,015,227,568
  5. Step 5: Solve for x
    x = 37,557,825,015,227,568/201,060,142.40
  6. Step 6: Final answer
    x = 186,798,957.60

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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.