Home / 135,005,349.63-186,307,388.79-73,125,688.14

Finding the Fourth Proportional to 135,005,349.63, 186,307,388.79 and 73,125,688.14

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Solution

The fourth proportional to 135,005,349.63, 186,307,388.79 and 73,125,688.14 is: 100,913,453.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,005,349.63 : 186,307,388.79 = 73,125,688.14 : x
  2. Step 2: Convert to fraction form
    135,005,349.63/186,307,388.79 = 73,125,688.14/x
  3. Step 3: Cross multiply
    135,005,349.63x = 186,307,388.79 × 73,125,688.14
  4. Step 4: Simplify right side
    135,005,349.63x = 13,623,856,010,835,272
  5. Step 5: Solve for x
    x = 13,623,856,010,835,272/135,005,349.63
  6. Step 6: Final answer
    x = 100,913,453.05

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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.