Home / 165,977,005.06-228,835,357.14-136,097,565.76

Finding the Fourth Proportional to 165,977,005.06, 228,835,357.14 and 136,097,565.76

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Solution

The fourth proportional to 165,977,005.06, 228,835,357.14 and 136,097,565.76 is: 187,640,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,977,005.06 : 228,835,357.14 = 136,097,565.76 : x
  2. Step 2: Convert to fraction form
    165,977,005.06/228,835,357.14 = 136,097,565.76/x
  3. Step 3: Cross multiply
    165,977,005.06x = 228,835,357.14 × 136,097,565.76
  4. Step 4: Simplify right side
    165,977,005.06x = 31,143,935,066,574,232
  5. Step 5: Solve for x
    x = 31,143,935,066,574,232/165,977,005.06
  6. Step 6: Final answer
    x = 187,640,059.27

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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.