Home / 110,186,860.80-165,280,291.20-103,468,396.80

Finding the Fourth Proportional to 110,186,860.80, 165,280,291.20 and 103,468,396.80

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Solution

The fourth proportional to 110,186,860.80, 165,280,291.20 and 103,468,396.80 is: 155,202,595.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,186,860.80 : 165,280,291.20 = 103,468,396.80 : x
  2. Step 2: Convert to fraction form
    110,186,860.80/165,280,291.20 = 103,468,396.80/x
  3. Step 3: Cross multiply
    110,186,860.80x = 165,280,291.20 × 103,468,396.80
  4. Step 4: Simplify right side
    110,186,860.80x = 17,101,286,753,101,146
  5. Step 5: Solve for x
    x = 17,101,286,753,101,146/110,186,860.80
  6. Step 6: Final answer
    x = 155,202,595.20

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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.