Home / 111,052,422.80-166,578,634.20-65,590,816.40

Finding the Fourth Proportional to 111,052,422.80, 166,578,634.20 and 65,590,816.40

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Solution

The fourth proportional to 111,052,422.80, 166,578,634.20 and 65,590,816.40 is: 98,386,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,052,422.80 : 166,578,634.20 = 65,590,816.40 : x
  2. Step 2: Convert to fraction form
    111,052,422.80/166,578,634.20 = 65,590,816.40/x
  3. Step 3: Cross multiply
    111,052,422.80x = 166,578,634.20 × 65,590,816.40
  4. Step 4: Simplify right side
    111,052,422.80x = 10,926,028,611,974,960
  5. Step 5: Solve for x
    x = 10,926,028,611,974,960/111,052,422.80
  6. Step 6: Final answer
    x = 98,386,224.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.