Home / 109,609,510.14-151,261,071.60-65,556,508.08

Finding the Fourth Proportional to 109,609,510.14, 151,261,071.60 and 65,556,508.08

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Solution

The fourth proportional to 109,609,510.14, 151,261,071.60 and 65,556,508.08 is: 90,467,949.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,609,510.14 : 151,261,071.60 = 65,556,508.08 : x
  2. Step 2: Convert to fraction form
    109,609,510.14/151,261,071.60 = 65,556,508.08/x
  3. Step 3: Cross multiply
    109,609,510.14x = 151,261,071.60 × 65,556,508.08
  4. Step 4: Simplify right side
    109,609,510.14x = 9,916,147,662,534,858
  5. Step 5: Solve for x
    x = 9,916,147,662,534,858/109,609,510.14
  6. Step 6: Final answer
    x = 90,467,949.81

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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.