Home / 147,711,018.28-203,841,837.66-80,731,329.34

Finding the Fourth Proportional to 147,711,018.28, 203,841,837.66 and 80,731,329.34

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Solution

The fourth proportional to 147,711,018.28, 203,841,837.66 and 80,731,329.34 is: 111,409,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,711,018.28 : 203,841,837.66 = 80,731,329.34 : x
  2. Step 2: Convert to fraction form
    147,711,018.28/203,841,837.66 = 80,731,329.34/x
  3. Step 3: Cross multiply
    147,711,018.28x = 203,841,837.66 × 80,731,329.34
  4. Step 4: Simplify right side
    147,711,018.28x = 16,456,422,529,400,276
  5. Step 5: Solve for x
    x = 16,456,422,529,400,276/147,711,018.28
  6. Step 6: Final answer
    x = 111,409,580.15

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