Home / 110,008,329,548.30-165,012,494,322.45-74,443,128,658.10

Finding the Fourth Proportional to 110,008,329,548.30, 165,012,494,322.45 and 74,443,128,658.10

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Solution

The fourth proportional to 110,008,329,548.30, 165,012,494,322.45 and 74,443,128,658.10 is: 111,664,692,987.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,008,329,548.30 : 165,012,494,322.45 = 74,443,128,658.10 : x
  2. Step 2: Convert to fraction form
    110,008,329,548.30/165,012,494,322.45 = 74,443,128,658.10/x
  3. Step 3: Cross multiply
    110,008,329,548.30x = 165,012,494,322.45 × 74,443,128,658.10
  4. Step 4: Simplify right side
    110,008,329,548.30x = 12,284,046,345,040,142,794,752
  5. Step 5: Solve for x
    x = 12,284,046,345,040,142,794,752/110,008,329,548.30
  6. Step 6: Final answer
    x = 111,664,692,987.15

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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.