Home / 72,765,873,008.10-109,148,809,512.15-44,481,307,529.70

Finding the Fourth Proportional to 72,765,873,008.10, 109,148,809,512.15 and 44,481,307,529.70

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Solution

The fourth proportional to 72,765,873,008.10, 109,148,809,512.15 and 44,481,307,529.70 is: 66,721,961,294.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,765,873,008.10 : 109,148,809,512.15 = 44,481,307,529.70 : x
  2. Step 2: Convert to fraction form
    72,765,873,008.10/109,148,809,512.15 = 44,481,307,529.70/x
  3. Step 3: Cross multiply
    72,765,873,008.10x = 109,148,809,512.15 × 44,481,307,529.70
  4. Step 4: Simplify right side
    72,765,873,008.10x = 4,855,081,762,410,588,012,544
  5. Step 5: Solve for x
    x = 4,855,081,762,410,588,012,544/72,765,873,008.10
  6. Step 6: Final answer
    x = 66,721,961,294.55

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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.