Home / 227,084,009.77-313,376,059.59-122,662,082.13

Finding the Fourth Proportional to 227,084,009.77, 313,376,059.59 and 122,662,082.13

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Solution

The fourth proportional to 227,084,009.77, 313,376,059.59 and 122,662,082.13 is: 169,273,741.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084,009.77 : 313,376,059.59 = 122,662,082.13 : x
  2. Step 2: Convert to fraction form
    227,084,009.77/313,376,059.59 = 122,662,082.13/x
  3. Step 3: Cross multiply
    227,084,009.77x = 313,376,059.59 × 122,662,082.13
  4. Step 4: Simplify right side
    227,084,009.77x = 38,439,359,959,004,352
  5. Step 5: Solve for x
    x = 38,439,359,959,004,352/227,084,009.77
  6. Step 6: Final answer
    x = 169,273,741.46

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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.