Home / 110,286,272.40-165,429,408.60-28,404,992.40

Finding the Fourth Proportional to 110,286,272.40, 165,429,408.60 and 28,404,992.40

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Solution

The fourth proportional to 110,286,272.40, 165,429,408.60 and 28,404,992.40 is: 42,607,488.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,286,272.40 : 165,429,408.60 = 28,404,992.40 : x
  2. Step 2: Convert to fraction form
    110,286,272.40/165,429,408.60 = 28,404,992.40/x
  3. Step 3: Cross multiply
    110,286,272.40x = 165,429,408.60 × 28,404,992.40
  4. Step 4: Simplify right side
    110,286,272.40x = 4,699,021,094,019,494
  5. Step 5: Solve for x
    x = 4,699,021,094,019,494/110,286,272.40
  6. Step 6: Final answer
    x = 42,607,488.60

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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.