Home / 219,147,100.06-302,427,893.49-125,059,373.78

Finding the Fourth Proportional to 219,147,100.06, 302,427,893.49 and 125,059,373.78

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Solution

The fourth proportional to 219,147,100.06, 302,427,893.49 and 125,059,373.78 is: 172,584,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,147,100.06 : 302,427,893.49 = 125,059,373.78 : x
  2. Step 2: Convert to fraction form
    219,147,100.06/302,427,893.49 = 125,059,373.78/x
  3. Step 3: Cross multiply
    219,147,100.06x = 302,427,893.49 × 125,059,373.78
  4. Step 4: Simplify right side
    219,147,100.06x = 37,821,442,973,463,944
  5. Step 5: Solve for x
    x = 37,821,442,973,463,944/219,147,100.06
  6. Step 6: Final answer
    x = 172,584,729.45

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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.