Home / 201,204,039.40-301,806,059.10-167,191,815.40

Finding the Fourth Proportional to 201,204,039.40, 301,806,059.10 and 167,191,815.40

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Solution

The fourth proportional to 201,204,039.40, 301,806,059.10 and 167,191,815.40 is: 250,787,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,039.40 : 301,806,059.10 = 167,191,815.40 : x
  2. Step 2: Convert to fraction form
    201,204,039.40/301,806,059.10 = 167,191,815.40/x
  3. Step 3: Cross multiply
    201,204,039.40x = 301,806,059.10 × 167,191,815.40
  4. Step 4: Simplify right side
    201,204,039.40x = 50,459,502,919,648,696
  5. Step 5: Solve for x
    x = 50,459,502,919,648,696/201,204,039.40
  6. Step 6: Final answer
    x = 250,787,723.10

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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.