Home / 151,072,068,404.11-208,497,735,874.43-85,982,322,180.08

Finding the Fourth Proportional to 151,072,068,404.11, 208,497,735,874.43 and 85,982,322,180.08

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Solution

The fourth proportional to 151,072,068,404.11, 208,497,735,874.43 and 85,982,322,180.08 is: 118,666,009,469.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,072,068,404.11 : 208,497,735,874.43 = 85,982,322,180.08 : x
  2. Step 2: Convert to fraction form
    151,072,068,404.11/208,497,735,874.43 = 85,982,322,180.08/x
  3. Step 3: Cross multiply
    151,072,068,404.11x = 208,497,735,874.43 × 85,982,322,180.08
  4. Step 4: Simplify right side
    151,072,068,404.11x = 17,927,119,499,771,420,606,464
  5. Step 5: Solve for x
    x = 17,927,119,499,771,420,606,464/151,072,068,404.11
  6. Step 6: Final answer
    x = 118,666,009,469.19

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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.