Home / 893,808,709.60-1,340,906,039.36-272,072,559.48

Finding the Fourth Proportional to 893,808,709.60, 1,340,906,039.36 and 272,072,559.48

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Solution

The fourth proportional to 893,808,709.60, 1,340,906,039.36 and 272,072,559.48 is: 408,167,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,808,709.60 : 1,340,906,039.36 = 272,072,559.48 : x
  2. Step 2: Convert to fraction form
    893,808,709.60/1,340,906,039.36 = 272,072,559.48/x
  3. Step 3: Cross multiply
    893,808,709.60x = 1,340,906,039.36 × 272,072,559.48
  4. Step 4: Simplify right side
    893,808,709.60x = 364,823,738,150,864,832
  5. Step 5: Solve for x
    x = 364,823,738,150,864,832/893,808,709.60
  6. Step 6: Final answer
    x = 408,167,580.19

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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.