Home / 110,288,891.40-165,433,337.10-75,851,514.60

Finding the Fourth Proportional to 110,288,891.40, 165,433,337.10 and 75,851,514.60

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Solution

The fourth proportional to 110,288,891.40, 165,433,337.10 and 75,851,514.60 is: 113,777,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,288,891.40 : 165,433,337.10 = 75,851,514.60 : x
  2. Step 2: Convert to fraction form
    110,288,891.40/165,433,337.10 = 75,851,514.60/x
  3. Step 3: Cross multiply
    110,288,891.40x = 165,433,337.10 × 75,851,514.60
  4. Step 4: Simplify right side
    110,288,891.40x = 12,548,369,184,367,370
  5. Step 5: Solve for x
    x = 12,548,369,184,367,370/110,288,891.40
  6. Step 6: Final answer
    x = 113,777,271.90

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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.