Home / 227,631,813-314,131,917.30-124,615,365

Finding the Fourth Proportional to 227,631,813, 314,131,917.30 and 124,615,365

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Solution

The fourth proportional to 227,631,813, 314,131,917.30 and 124,615,365 is: 171,969,212.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,631,813 : 314,131,917.30 = 124,615,365 : x
  2. Step 2: Convert to fraction form
    227,631,813/314,131,917.30 = 124,615,365/x
  3. Step 3: Cross multiply
    227,631,813x = 314,131,917.30 × 124,615,365
  4. Step 4: Simplify right side
    227,631,813x = 39,145,663,532,489,312
  5. Step 5: Solve for x
    x = 39,145,663,532,489,312/227,631,813
  6. Step 6: Final answer
    x = 171,969,212.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.