Home / 110,663,139.60-165,994,709.40-53,141,540.40

Finding the Fourth Proportional to 110,663,139.60, 165,994,709.40 and 53,141,540.40

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Solution

The fourth proportional to 110,663,139.60, 165,994,709.40 and 53,141,540.40 is: 79,712,310.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,663,139.60 : 165,994,709.40 = 53,141,540.40 : x
  2. Step 2: Convert to fraction form
    110,663,139.60/165,994,709.40 = 53,141,540.40/x
  3. Step 3: Cross multiply
    110,663,139.60x = 165,994,709.40 × 53,141,540.40
  4. Step 4: Simplify right side
    110,663,139.60x = 8,821,214,555,766,360
  5. Step 5: Solve for x
    x = 8,821,214,555,766,360/110,663,139.60
  6. Step 6: Final answer
    x = 79,712,310.60

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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.