Home / 110,593,020.20-165,889,530.30-105,554,172.20

Finding the Fourth Proportional to 110,593,020.20, 165,889,530.30 and 105,554,172.20

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Solution

The fourth proportional to 110,593,020.20, 165,889,530.30 and 105,554,172.20 is: 158,331,258.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,593,020.20 : 165,889,530.30 = 105,554,172.20 : x
  2. Step 2: Convert to fraction form
    110,593,020.20/165,889,530.30 = 105,554,172.20/x
  3. Step 3: Cross multiply
    110,593,020.20x = 165,889,530.30 × 105,554,172.20
  4. Step 4: Simplify right side
    110,593,020.20x = 17,510,332,047,463,320
  5. Step 5: Solve for x
    x = 17,510,332,047,463,320/110,593,020.20
  6. Step 6: Final answer
    x = 158,331,258.30

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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.