Home / 124,416,758.40-186,625,137.60-73,272,451.20

Finding the Fourth Proportional to 124,416,758.40, 186,625,137.60 and 73,272,451.20

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Solution

The fourth proportional to 124,416,758.40, 186,625,137.60 and 73,272,451.20 is: 109,908,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,416,758.40 : 186,625,137.60 = 73,272,451.20 : x
  2. Step 2: Convert to fraction form
    124,416,758.40/186,625,137.60 = 73,272,451.20/x
  3. Step 3: Cross multiply
    124,416,758.40x = 186,625,137.60 × 73,272,451.20
  4. Step 4: Simplify right side
    124,416,758.40x = 13,674,481,287,489,286
  5. Step 5: Solve for x
    x = 13,674,481,287,489,286/124,416,758.40
  6. Step 6: Final answer
    x = 109,908,676.80

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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.